Fill in the blanks in the final examination paper of the second grade mathematics volume (29 points)
1, sports meeting, * * * 8804 athletes participated in the competition, about ().
The weight of eggs is () times heavier than that of watermelons.
3, there are () thousands in ten thousand.
4. The largest four digits are () and the smallest three digits are (). Their difference is ().
5. The number of nine thousand and fifty is (), which is pronounced as ().
The number before 6.299 is (), and the number after it is ().
Writing: () Writing: ()
Read: () Read: ()
8、? Ba Shen? Taking off is a phenomenon. Ba Shen? Flying around the earth is a phenomenon.
Sliding the glass window is a () phenomenon, and the rotation of the fan blade is a () phenomenon.
9.2, 0, 9 and 6, the largest four digits are (), and the smallest four digits are ().
10, fill in >,< or =
98kg()980g 7kg()700g 999() 102 13000() 1300。
four
3 5
2
A 5 B
1 1, 24 apples are distributed to 5 children on average, and each child is distributed to (), leaving ().
12. In the box below, there are four numbers 2-5 in each row and column, and each number appears only once in each row and column, where A is () and B is (), as shown in the following figure:
Second, the choice (5 points)
1. In division with remainder, the divisor is 8 and the maximum remainder is ().
a、7 B、8 C、6 D、9
2, the mother's weight is about ()
A, 60 grams of B, 600 grams of C, 6000 grams of D, 60 kilograms
3, the following figures, a 0 also don't read is ().
a、5002 B、 1050 C、 10000 D、3604
4. The number consisting of seven, one, five tens and six tens is ()
756 B、657 C、6507 D、60057
5, boys have 120, girls are much more than boys, and girls have ().
a、350 B、90 C、2 10 D、 128
Three. Judgment (5 points)
1 is an axisymmetric figure.
8 in 2,7850 is greater than the number represented by 8 in 9480.
Use the same formula to calculate 56 divided by 8 and 7 multiplied by 8.
45076 Pronunciation: 576
The number consisting of eight tens and six thousands is 6080.
Four, calculation (27 points)
1, write the number directly (5 points)
24? 8= 9? 9= 1500-700= 9000-4000= 800+900=
7? 9= 50+70= 45? 5= 48? 6= 27+8=
2, vertical calculation (10 points)
32? 4 46? 6 27? 9 22? 3 60? seven
3. Calculation of parting (12)
4? (9-6) 52+8? 4 7? 9-5 48? (24? 4)
Verb (abbreviation of verb) Look at the picture and answer the question (8 points)
The second grade students like fruit best.
Grapes, watermelons, apples and strawberries
1, the person who loves (), the person who loves (). (2 points)
2, every 1 representative 1 person, second-year * * * () person (2 points)
3. Difference between favorite watermelon and favorite strawberry () Person (1 min)
4. Please ask a math question and answer it (3 points).
Six, the application problem (26 points)
1. There are 35 windmills in the supermarket. After selling 28 windmills, 30 windmills were shipped. How many windmills are there in the supermarket? (5 points)
2. Students are going to plant 65 trees, and they have planted 6 rows with 8 trees in each row. How many more trees will be planted? (5 points)
Xiao Ming said: I bought four bags of biscuits and spent 24 yuan. ? Xiaogang said:? I bought 1 book and spent 9 yuan. ?
(1) How much is a bag of biscuits? (3 points)
(2) How many books can 50 yuan buy at most? (3 points)
Xiaolan's family has 6 hens. Two cocks. If each egg lays 1 egg every day, how many eggs will be laid in a week? (5 points)
The teacher distributed 47 story books to six students on average. How many books did each student get? How many books are left? (5 points)
The second grade mathematics volume refers to the second final examination paper.
1, 9000 or 8800 2, lighter 3, 10 4, 9999 100 9899 5, 90509056, 298 300 7,200102012. & gt& lt& gt 1 1、4 4 12、4 3
Second,
1、① 2、② 3、③ 4、④ 5、①
Third,
1、? 2、? 3、? 4、? 5、?
Fourth,
1、 3 1 800 5000 1700
63 120 9 8 35
2、8 74 3 7 1 84
3、 12 84 28 8
Five,
1, watermelon and strawberry
2、22
3、5
4. For example: How many people like to eat watermelons and apples?
8+7= 15 (person)
Six,
1, 35-28+30=37 (pieces)
2、65-6? 8= 17 (tree)
3、24? 4=6 yuan.
50? 9=5 Ben 5 yuan
4、6? 7=42 pieces
5、47? 6=7 copies and 5 copies.
Summary of the review points of mathematical length units in grade two;
1, commonly used length units: meters and centimeters.
2. The measurement unit of shorter objects is usually centimeters, and the measurement unit of longer objects is usually meters.
3. Method of measuring the length of an object: aim the left end of the object at the ruler? 0? Scale, look at the scale of the right end of the object facing the ruler. The length of the object is several centimeters.
4. Relationship between meter and centimeter: 1 meter = 100 cm 100 cm = 1 meter.
5. Line segment
⑴ Characteristics of the line segment: ① The line segment is straight; ② The line segment has two endpoints; ③ The length of the line segment can be measured.
(2) the method of drawing line segments: first aim the pen at the ruler? 0? Scale, point a point on the top, then aim at the centimeter scale of the length to be drawn, point a point on the top, and then connect the two points to write the length of the line segment.
(3) When to measure the length of an object? 0? When measuring the scale, subtract the scale of the starting point from the scale of the end point.
6. Fill in the appropriate length unit.
Xiaoming's height 1 (m) 30 (cm).
The width of the exercise book is13cm.
Pencil length 17 (cm)
This blackboard is 2 meters long.
Thumb length 1 (cm)
A bed is 2 meters long.
A well is 3 meters deep.
The school has a 100 (meter) race.
The teaching building is 25 meters high.
The baby is 80 cm tall.
Jumping rope is 2 meters long.
A tree is 3 meters high.
A key is 5 cm long.
A pencil box is 24 cm long.
The platform is 90 cm high.
The door is 2 meters high.
The length of the classroom is12m.
Chopsticks are 20 centimeters long.
A tree seedling is 1 (m) high.
Children's head circumference 8 (cm)
Dad's height 1.75 cm or 175 cm.
The height of children is 120cm or1.20cm..