The final examination paper of mathematics in the third grade of primary school is attached with the answer.

Fill in the blanks. (1 minute per space, ***24 points. )

1, the index finger nail cover area is close to 1 (), and China's land area is about 9.6 million ().

2. Dad traveled to Beijing 10 From September 27th to June 3rd, he traveled for () days.

3. Answers to the second final exam of Grade Three Mathematics Volume 20 14: At dusk, when your back is to the sun, your front is (), your left is (), and your right is ().

4.□73÷6. If the quotient is two digits, you can put () in □, and if the quotient is three digits, you can put () in □.

5. The school organizes a spring outing, starting at 7: 30 in the morning and returning to school at 3 pm. The whole activity took () hours () minutes.

6. 100.96 is pronounced as () and 0.83 is written as ().

7. Fill in the appropriate number in ().

5 square decimeter = () square centimeter 8 hectares = () square meter

13 square kilometer = () hectares 700 square decimeters = () square meters.

8. A tour group of 134 people stays in the hotel, and every 4 people have a room, which requires at least () rooms.

9. There is another way to express the following time.

8:30() 17:38() 10:45() 1pm()

10, ●+●= 14 ▲+●=32, ▲-=9 and then ● = (), ▲ = () = ().

2. Judgment: (8 points)

1 and decimal are both less than 1 ()

2. A square with a side length of 4m has the same perimeter and area. ( )

Xiaoxue was born on February 29th, 20 10. ( )

The quotient of 4.520÷5 will not have 0. () The product of 5 and 36×30 is 90 less than the product of 33 ×30. ( )

6.20 14 15 1 day in the first half of the year. ( )

The decimal between 7.0.47 and 0.49 is only 0.48. ( )

8. Inches □÷ 8 = 7...▲, with a dividend of 63. ( )

Third, multiple-choice questions, fill in the serial number of the correct answer in (). (10)

1, Xiaogang is standing on the playground, facing southeast, and his back is () square.

A, northeast b, northwest c, southwest

2. The number consisting of five tens, eight tenths and six 0.0 1 is ().

a、5.086 B、50.86 C、0.586

3. Estimate the product of 19×99 ().

A, greater than 2000 B, equal to 2000 C, less than 2000.

4. If there are exactly five Sundays in September, then September 1 may be ().

A, Monday b, Friday c, Saturday

5. When three digits are divided by 7, the quotient cannot be ().

A, one digit B, two digits C, three digits

Fourth, I calculate quickly. (25 points)

1, write the number directly (5 points)

60×40= 540÷9= 84÷6= 3.7+5.3= 3 1×69≈

2.3+3.2= 500×30= 4-0.4= 0÷25= 495÷7≈

2. Write down the following questions: (Check what you brought) (12 points)

24×25= 530÷5= 2.6+7.6=

5.6—4.8= 47×29= 7 12÷9=

3. Calculation of parting (8 points)

(60 1-246)÷5 960÷6÷8

32×24-240 25×3× 12

Verb (abbreviation of verb) thinking development: (8 points)

Cut out a rectangle with a length of 2 cm and a width of 1 cm from a rectangle with a length of 4 cm and a width of 2 cm.

(1) How do you want it cut? Please draw a schematic diagram. (2 points)

(2) What is the area of the remaining figure? What about the rest of the circumference? (4 points)

Six, solve the problem (1-5 questions each 4 points, the sixth question 5 points, * * * questions 25 points,)

1. each box of children's milk 14 boxes, the price is 48 yuan. Aunt Li, the promoter, sold 20 cases of milk. How much did a * * * sell?

2. Lan Lan's family bought a dining table and four chairs to go to 920 yuan, and Fang Fang's family bought the same dining table and six chairs.

It costs 1080 yuan to use the chair. How much is a dining table and a chair?

3. A large truck departed from City A at 1: 30 in the afternoon and arrived at City B at 17: 30 in the afternoon. The distance between the two cities is 380 kilometers. How many kilometers does this big truck travel per hour on average?

A room is 8 meters long and 4 meters wide. How many square bricks does it take to pave a floor with a length of 4 meters? If each floor tile is 15 yuan, how much will this room cost?

5. In the long jump, Li Ming jumped 3.78 meters, wangtong was 0.2 meters ahead of Li Mingyuan, Zhang Tao was 0. 12 meters closer than Wang Tong, how many meters did Zhang Tao jump? Who jumps farthest?

6. The following are the results of the first group skipping in Class 3 (1) 1 minute:

Student ID 1 2 3 4 5 6 7

Achievement/below1197915615910593136.

(1) 1 minute How many times can each person jump? (2 points)

(2) According to the regulations of the school, 1 minute truancy is 1 10. In the first group, there are () students who meet the standard and () students who fail to meet the standard. ( 1)

(3) Students who fail to meet the standards want to improve their grades. Any good suggestions? (2 points)

answer

Fill in the blanks. (65438+ 0 point per grid)

1, square centimeter square kilometer 2,73, southeast 4,56.

5, 7, 30, 6, 100.96 0.83

7、500 80000 1300 7

8,349, 8:30 a.m. 5: 38 p.m. 22: 45 65438+03 p.m.

10、7 25 16

2. Judgment: (65438+ 0 point for each question)

1、× 2、× 3、× 4、× 5、× 6、√ 7、× 8、√

Third, multiple-choice questions, fill in the serial number of the correct answer in (). (2 points for each question)

1、B 2、B、3、C、4、C、5、A、