The next volume of the fifth grade mathematics examination paper.

20 13-03-20 16:38:36

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The next volume of the fifth grade mathematics examination paper.

Total score of question 1234

score

I'll fill in the blanks (20 points)

The reciprocal of 1 and 34 is (), while () and 6 are reciprocal.

2 and 3 are 5 () () 38 has () 1 16.

3. 34 of12m is () m, and 34 of () m is12m.

4. Divide the 4-meter-long iron wire into 5 segments on average, each segment accounts for () () points of the total length, and each segment is () meters long.

5. There are 78kg of sugar, each bag contains14kg, which can be packed in () bags.

6. Comparison size 9÷23 ()9×23 9÷23 ()9×32

7. A project can be completed in 18, () days on average, and the whole project can be completed in 3 days () ().

8. A car travels 40 kilometers in 23 hours, with an average of () kilometers per hour.

9. Tie 180 safflower, 56 have been tied, () have been tied, () will be tied.

10, Xiaoming has 20 yuan, and Xiaohua says to Xiaoming, "My money is 45% of your money". Xiaohua has () yuan.

Second, I will judge (10)

1, the reciprocal of the real score is greater than 1. ( )

2、29 ÷3=23 。 ( )

3. When two numbers are divided, the quotient must be less than the dividend. ( )

4. Two identical cubes are spliced into a cuboid, and the surface area of the spliced cuboid is less than the sum of the surface areas of the original two cubes. ( )

5, 67 ÷3 can mean that 67 is divided into three parts on average. How much is each part? ( )

Third, I will calculate (47 points)

1, write directly. (10)

0. 16+0.64= 3-0.7= 0. 15×4= 1.2÷0.3= 1÷0. 1=

13 + 14 = 13 - 14= 13 × 14 = 13 ÷ 14 = 12÷ 16=

2. Calculation (12 points)

1225 ×524 47 ÷74 27 ÷9 14

3, column calculation (12 points)

(1) 18 How many 3 10? (2) What number is 2134?

(3) According to the shadow map. (4) Draw a shadow map according to the division formula.

35 ÷3=

4, solve the equation (9 points)

7 x = 78 x÷ 14 15 = 17 x+34 = 78

Four, I will apply (33 points)

1. There are 150 litchi trees in the orchard, which are 23 longan trees. How many longan trees are there in the orchard? (5 points)

2. Answer according to the dialogue (5 points)

Xiaoli has 30 color pictures, 56 of which are Xiaomei's. (6 points)

(1) How many color pictures does Xiaomei have?

(2) The number of color pictures of Xiaohua is 79 of Xiaomei. How many color pictures does Xiaohua have?

Answer according to the following information: How many poplars and camphor trees are there in the school? (7 points)

(1) There are 15 locust trees in the school. (2) The number of Robinia pseudoacacia is 34 times that of poplar.

(3) The number of camphor trees is 23 times that of Sophora japonica.

A classroom is 8 meters long, 6 meters wide and 4 meters high. Paint the ceiling and surrounding walls of the classroom. (excluding doors, windows and blackboards, with an area of 25.4 square meters)

(1) What is the area of the painting? (6 points)

(2) 0.5 kg of paint is required per square meter. How many kilograms of paint does it take to paint this classroom? (3 points