4/9×3= 5÷ 1/3 = 1/2÷ 1/3 = 2/7×3/9 ÷2/7 = 2 1/25÷42= 4/5×3/4 = 8.7×0.2= 4×0.25= 1/7× 14= 2/3÷5/6= / kloc-0/.25×8= 3/5÷5/ 8= 6/7×3/2= 6×8.8= 4/ 1 1÷4= 4/9×3/8= 5/3÷5= 0÷8/3= 4/7 -2/3= 2/7×2 = 4 1/ 12×4= 4÷3/ 16= / kloc-0/2÷9/4 = 75/ 8 ÷5= 12× 16/9 = 2/3×3= 8÷9/4 = 5/3÷3/5 = 4/5×5/8 = 7/9×9/7 =
2.64+3.6= 2.4×50= 3500÷70= 2050-298= 2+7÷9= 0.3÷3%= 8 1.2- 1 1÷7-×3= 6696÷62-6.5× 10.6 =
1.89÷ 100= 0.82+0.08= 73× 1= 0.63× 10= 4÷ 10= 17÷ 1000=
0.56+0.4= 1.25× 100= 5.6+99=
100÷25= 1-0.93= 90-0.9=
794- 198= 68×25= 6756- 193-207=
72× 125= 97×360+3×360=
1.( 1+ 1/2)( 1+ 1/3)( 1+ 1/4)......( 1+ 1/ 100)
2.( 1- 1/2)( 1- 1/3)( 1- 1/4)......( 1- 1/ 100)
3.8+2-8+2
4.25*4/25*4
5.7.26-(5.26- 1.5)
6.286+ 198
7.3 14-202
8.526+30 1
9.223-99
10.6.25+3.85-2. 125+3.875
1 1.9-2456*2 1
12.0.5/ 1 1.5-4*2.75
13. 1/2×3/5
14.3.375+5.75+2.25+6.625
15. 100 1-9036÷ 18
16.3.8×5.25+ 14.5
17.2. 1*4.3+5.7*2. 1
18.30× 1/3
19. 102*45-328
20.2/3× 12
2 1.2.8*3. 1+ 17.6/8
22.3/5×5/6
23.(50- 12.5)/2.5
24.2/5× 1/3
25.6 1 10*47+639
26. 1/2- 1/6
27.3.5*2.7-52.2/ 18
28. 1/7× 1/5
29.3.375*0.97+0.97*6.625
30.25×4/5
3 1.6.54+2.4+3.46+0.6
32.5/6- 1/2
33.95.6* 1.8+95.6*8.2
34. 1/2× 1/5
35.600-420/ 12
36.344/3.6-5.4*0.25
37. 16/2+30/2+90/6
38.300 1- 1998.
39.5000- 105*34
40.0. 15/0.25+0.75* 1.2
4 1.( 1/2+ 1/3+ 1/4)*0.24
42.(25+4)*4
43.300-4263/2 1
44.0.8 1/0.25+5.96
45.403÷ 13×27
46. 1.5×4.2-0.75÷0.25
47.3.27×4 +3.27×5.7
48.( 1.2+ 1.8)×4.5 1025-768÷32
49.0.25×80-0.45÷0.9
50. 1025-768÷32
5 1.0.25*2.69*4
52.2348+275* 16
53.2/9* 15/8- 1/ 12*9/5
54.2.4+2.4*(5.375-3.375)
55.645-45* 12
56.0. 15+ 1.2/0.24-0.45
57.3.75-(2.35+0.25/ 1.25)
58.76* 1/4+23*25/ 100+0.25
59. 10-2.87-7. 13
60.0.96+9.6*9.9
6 1.7.5-5.7* 1/3
62. 12.37-3.25-6.75
63. 16*6.8+2.2* 16+ 16
64.40 1* 19+284
65.58.7- 16.65/3.7
66.0.4*4.7*2.5+(2.3+5.3)
67.9.3 1- 1. 125-7.875
68.640+ 128*45
69.8.2* 1.6-0.336/4.2
70.400*(0.62+0.08)
1. 1+ 1-2+3-4+5-6+7-8+9- 10
2.( 1* 1)-6/5+9/20
3.3.62 148+6.45 14455785
Tired. ~! ~
Don't keep your mouth shut It is something else.
428×(3080- 1980)-742
Verb (abbreviation of verb) written narrative question (5 points for each small question *** 10)
1.978 minus 5 times 126. What's the difference?
2. The quotient of1560 divided by a number is 26. Did you find this number?
List the equations whose unknown number is x, and then solve them.
Six, application problems (1-2 7 points for each question, 8 points for the third item, 22 points for the * * *)
1. A clothing factory produced 850 suits in five days. According to this calculation, how many suits are produced a month? (30 days a month)
2. The store delivered 8 baskets of apples, 12 baskets of pears, with 38kg apples and 42kg pears in each basket. How many kilograms of fruit did this shop ship?
3. A construction site needs 240 tons of cement, which will be transported by five vehicles. Each car carries 3 tons at a time. How many times does it take to transport it? (There are two comprehensive solutions)
What's advanced Let your children do it.
Six-year competition questions
First, calculation. (3 points for each small question, 8 points for the fourth question, and the writing process is required)
1、 1.25× 17.6+36. 1÷0.8+2.63× 12.5 2、7.5×2.3+ 1.9×2.5
3、 1999+999×999
4. Fill in the appropriate number in □. (2 points for each question, 8 points)
( 1) ×( ÷ - )= (2)[( ×9-2)× - 16]÷ =20
(3)( - )÷( 1+ )= 1 (4) + = ×( 1- × )
5、 6、
Fill in the blanks (3 points for each small question, 30 points for * * *)
1 Class and Class 6 (1) The ratio of boys to girls is 8: 7.
(1) The number of girls is the number of boys; (2) Boys account for the whole class;
(3) Girls account for the whole class; (4) There are 45 students in the class, and there are () boys.
2. The ratio of A to B is 7: 3, that of B to C is 6: 5, that of C is A, and that of A to C is (): ().
The reciprocal of 3.0.08 is () and the reciprocal of 2.25 is ().
4, a wire is 3 meters long, and there are () meters left after cutting; A wire is 3 meters long, and there are () meters left after cutting off the meters.
5. Party A and Party B work together, with Party A doing part of the work and Party B doing all the work.
6, square and circle with equal perimeter, () the area is large.
7、( )÷40= 15:( )= =0.625=( )%
8, 0.38, 0.37%, 0.373 in descending order is ().
9. 4m is ()% of 5m %, 5m is greater than 4m ()%, and 4m is less than 5m ()%.
10, use a rectangular piece of paper with a length of 5cm and a width of 4cm to cut out the largest circle, and the area of this circle accounts for ()% of the paper area.
Iii. Graphic calculation (* *17)
1. What is the circumference of the picture below? What is the simplest calculation method? (5 points)
2. The radius of the circular tower bottom of TV Tower is15m, and now a circular lawn with a width of 5m should be planted around it. (pictured) (6 points)
(1) How many square meters of lawn do you need?
(2) If 500 yuan is needed per square meter of lawn, how much does it cost to plant this lawn at least?
It is known that the square in the figure has an area of 20 square centimeters. Find the area of the shaded part. (6 points)
Four, application problems (6 points for each small question, 30 points)
1, the ball falls freely from a height, and the height of the rebound after each contact with the ground is the height of the previous fall. If the ball falls from a height of 25 meters, what is the height of the third rebound?
On a piece of land of 20 hectares, use it to grow wheat, and the rest to grow soybeans and corn. The hectare ratio of soybean and corn is 3: 5. How many hectares of soybeans and corn are planted?
Students take part in camping activities. A classmate went to the teacher in charge of logistics to get a bowl. The teacher asked him how much money he had taken. He said he took 55, and then asked, "How many people eat?" He said, "One person's rice bowl, two people's vegetable bowls and three people's soup bowls." How many people does this classmate bring bowls to?
4. There are 200 students in grade five or six in a school. On Children's Day, there are 1 1 students in grade five, and 25% students in grade six go to the city to participate in the celebration. At this time, the remaining students in the two grades are equal. How many students are there in the sixth grade?
5. build a road. On the first day, the whole road was built, and the rest was built the next day. In two days, the road was completed 135 meters. What is the total length of this road?
I don't know what you think. It is better to solve the problem at so many intersections and buy an exercise book in the bookstore. After all, you are not a primary school teacher. You are inexperienced in this field.
Here are some books. .......
Mental arithmetic: People's Education Edition: the first volume of the sixth grade * *
Market price: ￥5.50 Publication date: 2007- 12-30.
Vip member price: RMB 4. 13 senior member price: RMB 4.29 ordinary member price: RMB 4.40.
Author: Haidian Education Auxiliary Group Press: Electronic Industry Press Translator:
Isbn: 9787121043956 series name:
Oral Calculations and Quick Mental Calculations: People's Education Edition: Volume 2 of Grade 6 * *
Market price: ￥5.50 Publication date: 2007- 12-30.
Vip member price: RMB 4. 13 senior member price: RMB 4.29 ordinary member price: RMB 4.40.
Author: Haidian Education Auxiliary Group Press: Electronic Industry Press Translator:
Isbn: 9787121043956 series name:
Elementary school students' oral arithmetic workbook. Sixth grade. Open.
Market price: ￥3.20 Publication date: 2007- 1- 1
Vip member price: 2.56 senior member price: 2.66 ordinary member price: 2.72.
Author: Wen Yao Editor-in-Chief Press: China Children's Publishing House Translator:
ISBN: 9787500785 125 series name:
Help you learn math oral calculation workbook. Mathematics under the sixth grade in primary school.
Market price: ￥5.50 Publication date: February 2007-1
Vip member price: 4.40 senior member price: 4.57 ordinary member price: 4.68.
Author: Li Chunwang Publishing House: Science Popularization Publishing House Translator:
ISBN: 7 1 10065650 series name:
Help you learn math oral calculation workbook: sixth grade math in primary school (volume 2)
Market price: ￥5.50 Publication date: 2006- 1- 1.
Vip member price: 4.40 senior member price: 4.57 ordinary member price: 4.68.
Author: Writing Group of Mathematical Oral Calculations Workbook Press: Science Popularization Press Translator:
ISBN: 7 1 10063852 series name:
Elementary school students' oral arithmetic exercise book (grade six) (part two)
Market price: ￥3.20 Publication date: March 2005-1 1.
Vip member price: 2.56 senior member price: 2.66 ordinary member price: 2.72.
Author: Zhang Hui Publishing House: China Children Publishing House Translator:
ISBN: 750076 13 17 series name:
Primary school students' oral arithmetic workbook (grade six) (1)
Market price: ￥3.20 Publication date: September 2005-1 1.
Vip member price: 2.56 senior member price: 2.66 ordinary member price: 2.72.
Author: Zhang Hui Publishing House: China Children Publishing House Translator:
ISBN: 750076 1309 series name:
A series of new parents' guide books help you learn math oral calculation exercise books. Mathematics in the sixth grade of primary school (1) * *
Market price: ￥5.50 Publication date: July 2005-16.
Vip member price: 4.40 senior member price: 4.57 ordinary member price: 4.68.
Author: The writing group helps you with your math and verbal calculation. Press: Science Popularization Press Translator:
ISBN: 7110061647 Series Name: With the latest edition of Beijing Textbook.
Primary school mathematics oral arithmetic mental arithmetic fast arithmetic practice every day. Sixth grade. (New Curriculum Standard People's Education Edition) * *
Market price: ￥4.80 Publication date: June 29th, 2007.
Vip member price: 3.84 senior member price: 3.98 ordinary member price: 4.08.
Author: Yan Jun Publishing House: China Children Publishing House Translator:
ISBN:7500764960 Series Name:
A series of new parents' guide books help you learn math oral calculation exercise books. Mathematics in the sixth grade of primary school (1) * *
Market price: ￥6.80 Publication date: June 2008-1
Vip member price: 5.44 senior member price: 5.64 ordinary member price: 5.78.
Author: The writing group helps you with your math and verbal calculation. Press: Science Popularization Press Translator:
Isbn: 7110061647 series name:
Help you learn math, oral calculation, exercise books, sixth grade primary school.
Market price: ￥6.80 Publication date: June 2008-1
Vip member price: 5.44 senior member price: 5.64 ordinary member price: 5.78.
Author: Workbooks to help you learn math and oral arithmetic Publisher: Science Popularization Press Translator:
ISBN: 7 1 1006630 series name:
Help you practice your oral arithmetic homework. Beijing Curriculum Reform Edition Sixth Grade Mathematics * *
Market price: ￥7.80 Publication date: June 2008-1
Vip member price: 6.24 senior member price: 6.47 ordinary member price: 6.63.
Author: Author: Jilin Education Publishing House Translator:
ISBN:9787538340653 Series name:
Help you practice your oral arithmetic homework. The sixth grade math, the standard version is taught by others.
Market price: ￥7.80 Publication date: June 2008-1
Vip member price: 6.24 senior member price: 6.47 ordinary member price: 6.63.
Author: Author: Jilin Education Publishing House Translator:
ISBN:9787538340653 Series name:
Elementary school mathematics oral calculation, simple calculation, written calculation. Sixth grade.
Market price: ￥3.50 Publication date: 2008- 1- 1.
Vip member price: 2.80 yuan, senior member price: 2.90 yuan, ordinary member price: 2.98 yuan.
Author: He Chen and other publishers: Tianjin Education Press Translator:
Isbn: 9787530951019 series name:
Practice oral calculation and quick calculation every day * *
Market price: ￥3.80 Publication date: 2008- 1- 1.
Vip member price: 3.04 Senior member price: 3. 15 Ordinary member price: 3.23.
Author: License Show Press: Lanzhou University Press Translator:
Isbn: 7311014816 series name:
Practice oral calculation and quick calculation every day * *
Market price: ￥3.80 Publication date: 2008- 1- 1.
Vip member price: 3.04 Senior member price: 3. 15 Ordinary member price: 3.23.
Author: License Show Press: Lanzhou University Press Translator:
Isbn: 7311014816 series name:
Help you practice your oral arithmetic homework and teach you math in the sixth grade.
Market price: ￥6.80 Publication date: 2008- 1- 1.
Vip member price: 5.44 senior member price: 5.64 ordinary member price: 5.78.
Author: Publisher: Jilin Education Publishing House Translator:
ISBN:9787538340653 Series name:
Today is 30 o'clock. Elementary school oral arithmetic. Calculate. Sixth grade volume * *
Market price: ￥ 13.00 Publication date: 2008- 1- 1
Vip member price: 10.40 senior member price: 10.79 ordinary member price:110.05.
Author: Zhu Jun Publishing House: Northern Women and Children Publishing House Translator:
ISBN: 978753853 105x series name:
Primary school mathematics oral calculation, mental calculation and quick calculation. Practice the sixth grade (PEP) every day * *
Market price: ￥4.80 Publication date: 2007- 1-5.
Vip member price: 3.84 senior member price: 3.98 ordinary member price: 4.08.
Author: Yan Jun Publishing House: China Children Publishing House Translator:
ISBN:7500764987 Series Name:
Primary school mathematics oral calculation, mental calculation and quick calculation. Practice sixth grade every day (Beijing Normal University Edition) * *
Market price: ￥4.80 Publication date: 2007- 1-5.
Vip member price: 3.84 senior member price: 3.98 ordinary member price: 4.08.
Author: Yan Jun Publishing House: China Children Publishing House Translator:
ISBN:7500764987 Series Name:
The sixth grade teaches oral arithmetic, mental arithmetic and quick calculation.
Market price: ￥3.20 Publication date: August 29th, 2007.
Vip member price: 2.56 senior member price: 2.66 ordinary member price: 2.72.
Author: Press: Xinjiang People's Publishing House Translator:
ISBN:7228087399 Series Name:
The sixth grade is 1 1.
Market price: ￥2.80 Publication date: August 29th, 2007.
Vip member price: 2.24 senior member price: 2.32 ordinary member price: 2.38.
Author: Press: Xinjiang People's Publishing House Translator:
ISBN: 7228057 163 series name:
Do oral calculations. Mental arithmetic. Fast calculation. Excellent PHS Grade 6 Volume I Beijing Normal University Curriculum Standard Edition * *
Market price: ￥3.80 Publication date: August 27th, 2007.
Vip member price: 3.04 Senior member price: 3. 15 Ordinary member price: 3.23.
Author: Zhan Changbin Publishing House: Kizilsu Kirgiz translator:
ISBN:753740688X series name:
Primary school mathematics oral arithmetic mental arithmetic fast arithmetic practice every day. Sixth grade. (New Curriculum Standard People's Education Edition) * *
Market price: ￥3.80 Publication date: June 29th, 2007.
Vip member price: 3.04 Senior member price: 3. 15 Ordinary member price: 3.23.
Author: Yan Jun Publishing House: China Children Publishing House Translator:
ISBN:7500764960 Series Name:
Elementary school mathematics oral arithmetic mental arithmetic quick calculation practice every day. Sixth grade. On (New Curriculum Standard Beijing Normal University Edition) * *
Market price: ￥3.80 Publication date: June 29th, 2007.
Vip member price: 3.04 Senior member price: 3. 15 Ordinary member price: 3.23.
Author: Yan Jun Publishing House: China Children Publishing House Translator:
ISBN:7500764960 Series Name:
Oral arithmetic, mental arithmetic, quick calculation and quick response ability training-grade six. Next generation education edition.
Market price: ￥3.20 Publication date: April 2005-1 1.
Vip member price: 2.56 senior member price: 2.66 ordinary member price: 2.72.
Author: Our Publishing House: Xinjiang People's Publishing House Translator:
ISBN: 722809 1574 series name:
Elementary school students' math oral arithmetic exercise book. Sixth grade. Part II * *
Market price: ￥5.00 Publication date: 2007-1-1.
Vip member price: RMB 4.00 Senior member price: RMB 4. 15 Ordinary member price: RMB 4.25.
Author: Zhang Guiying Publishing House: Jilin Photography Publishing House Translator:
ISBN: series name:
A famous teacher teaches you mental arithmetic, verbal arithmetic and quick calculation.
Market price: ￥6.50 Publication date: September 20, 2004.
Vip member price: 5.20 senior member price: 5.39 ordinary member price: 5.53.
Author: Liu Wenxin Press: Sun Yat-sen University Press Translator:
ISBN: series name:
Nine-year compulsory primary school mathematics synchronous training oral arithmetic mental arithmetic problem card (sixth grade volume) * *
Market price: ￥5.50 Publication date: September 2006-14.
Vip member price: RMB 4. 13 senior member price: RMB 4.29 ordinary member price: RMB 4.40.
Author: Press: Electronic Industry Press Translator:
ISBN: 7 12 1022443 series name:
Nine-year compulsory primary school mathematics synchronous training oral arithmetic mental arithmetic problem card (sixth grade book) * *
Market price: ￥5.50 Publication date: September 2006-14.
Vip member price: RMB 4. 13 senior member price: RMB 4.29 ordinary member price: RMB 4.40.
Author: Press: Electronic Industry Press Translator:
ISBN: 7 12 1022443 series name: