The second summer vacation homework of senior two mathematics 1.
I. Fill in the blanks (40 points)
1. A four-digit number, its highest digit is (), and the highest digit of a number is 10,000 digits, that is, () digits.
2.9, 0, 8 and 3 constitute the largest four digits () and the smallest four digits ().
3. The two numbers adjacent to 9876 are () and ().
4. The unit of length greater than the scoreboard is () (), and the unit of length less than the scoreboard is ().
5. Write 5,030 () and 6,010 ().
6.32 10 is pronounced as ().
7.8235 The number 8 stands for (), 2 stands for (), 3 stands for () and 5 stands for ().
8. Fill in the appropriate unit name.
Xiao Bing's height is 135 ()
A book is probably 1 ()
Train speed 190 ().
The standard time for a football match is 1( )30 ().
It takes about 19 () to have breakfast.
Second, judge. (6 points)
1. When reading 2070, both zeros are read. ? ( )
2. One addend increases 10, and the other addend decreases 10, and the sum of the two remains unchanged. ( )
The four sides of a rectangle are equal. ? ( )。
3. Column vertical calculation. (20 points)
39? 5= 796+ 18= 54? 7= 800-279=
4. Do the math. (15)
Xiaohua reads a book
Start: () End():
He got () points.
Verbs (short for verb) solve problems. (19)
1. There are 523 pear trees in the orchard. There are 297 peach trees more than pear trees. How many peach trees and pear trees are there?
2. A train leaves from Dongcheng at 10:30 and arrives in Xicheng at noon 12:00 that day. How long does this train take from Dongcheng to Xicheng?
Distribute 60 pieces of candy to 8 children equally, and no one gets a few pieces. How much is left?
The second year of high school mathematics summer vacation homework problem 2.
Think it over before you fill it in (65438+ 0 points per grid, ***24 points)
1. 10 One hundred is (); 10000 has () thousands.
2.2008 This number consists of () thousand and ().
A number consists of five thousand, three hundred and six tens. This number is ().
3. Write down the following figures.
6,037,405,92 10
Writing:
4. According to the reality, fill in the appropriate quality unit in ().
On Sunday, Xiaohong and her mother went shopping in the supermarket and bought a watermelon weighing 4 (), a bag of monosodium glutamate 100 () and a fish weighing 2 () 150 ().
5.2 kg = () g 6000 g = () kg
6. Find a rule to fill in numbers.
8870 8880 8890
7. Write the approximate values of the following figures.
(1) There are 398 cabinet trees in the orchard, which is about ().
(2) The second-year students of a school donated 6088 yuan for the earthquake-stricken area, which is about () yuan.
8. Fill in ○? ﹥? 、? ﹤? Or? =? .
362○ 1500 7 186 9675438+036 3kg○300g
9, fan rotation is () phenomenon, push and pull the drawer (t? ) is a kind of () phenomenon.
Second, choose the serial number of the correct answer and fill in (). (3 points for each question, *** 12 points)
1.( )? The maximum number of brackets from 8 to 60 can be filled in ().
①6 ②7 ③8
2. The grams and kilograms we have learned are ()
① RMB unit ② Length unit ③ Quality unit
3. A four-digit number, the highest digit of which is ().
One hundred, two thousand, three thousand.
4. Sort 3286, 3586, 3206 and 3285 in descending order, and the correct one is ().
①3286﹥3586﹥3206﹥3285 ②3206﹤3285﹤3286﹤3586
③3586﹥3286﹥3285﹥3206
Third, the little psychic (3 1 min)
1, oral calculation. (13)
5? 8= 6? 3= 45? 5= 63? 7= 32+45= 5 1-38= 56+38= 200+300= 800-500=
70+80= 180-90= 2000+5000= 9000-5000=
2. Calculate the following questions. (12)
73-27+36 26+7? 5 (74- 18)? 8 90-(37+25)
3. Vertical calculation. (6 points)
56? 6= 55? 8= 35? 6=
Third, draw a picture (***6 points)
1. Please draw a part of the symmetry diagram below. (4 points)
2. Draw a picture regularly. (2 points)
Four, small statisticians (***6 points)
Read the small form to fill in the blanks.
Animal lion brown bear giraffe Siberian tiger gorilla
Weight (kg) 200 100 500 300 200
(1) is the heaviest, which is kg. Lightest, kilogram.
(2) its weight and.
V. Solving problems (2 1 min)
1. Yes? Love and dedication to the disaster area? During the activity, a sophomore in a school bought a pencil box and donated it to the students in the disaster area.
Total number of people in Class One, Class Two and Class Three
The 26th? 37, 99
Q: How many pencil boxes did the students in Class Two, Grade Two donate? (5 points)
2. Mom bought some strawberries. We ate 14 for the first time and 13 for the second time. How many strawberries are left now? (5 points)
3. How many zongzi (z? Ng) son (zǐ)? (5 points)
4. Xiaohong has 15 yuan. If she only buys small boxes of milk, she can buy large boxes and small boxes.
How many boxes to buy? (3 points)