Mathematics examination questions of fifth grade in primary school

(Total paper score: 100; Answer time: 70 minutes)

I. Calculation (***26 points)

1, the number written directly (***8 points)

- = + = 1- = + =

+ = - 1 = - = - =

2. Calculate the following questions, which can be simply calculated to simple calculation (*** 12 points)

+ - -

- + - - + + +

3, solve the equation (***6 points)

x+47 = 74 x- 1.2 = 1.9 x = 14.4

Two. Fill in the blanks (2 points for the third question, 3 points for other questions, * * * 26 points)

1. Look at the sequence equation.

= = =

2. The common factor of18 and 24 is, and the greatest common factor is; The least common multiple of 6 and 10 is.

3.

() Yes () Yes.

4. Fill in the simplest score on the horizontal line.

25 minutes = 80cm = 250g = kg.

Teenagers can't sleep less than a whole day.

(1) This score is the average person in the unit "1".

Draw a line chart to illustrate the meaning of this score:

(2) Teenagers should sleep no less than 24 hours a day.

6.= = =( )÷80。

7. The rectangle on the right is long, wide and long.

1 square decimeter is the rectangular area.

8. put ">" in ○. Or "

○ 2○ ○0.3

9. The length of the rectangle on the right is12cm.

The distance between the two centers is cm;

One of the circles has a circumference of 10 cm,

The area is square centimeters.

Three. Draw a picture and fill it in (4 points +0 for question 65438, 6 points for question 2, *** 10)

1. First draw the largest circle in the square, and mark the center o, and then take point o as the point.

Draw a circle with a diameter of 2 cm as the center.

2.

(1) Draw a triangle on the top paper, and the positions of its vertices are (4, 5), (2, 2) and (7, 2) respectively.

(2) The right side of the grid paper is half of an axisymmetric figure, and the position of the point symmetrical with point A is (,).

The position of the point symmetrical to point B is (,). Draw this axisymmetric figure completely.

4. Choose the correct answer and tick "√" in □ (2 points for each small question, *** 12 points).

Which value of 1.x can make the equation 10x = 0. 1 equal?

x = 10□x = 0. 1□x = 0.0 1□

2. Compare the girls in two schools

Number of people, what's the result?

Must be equal □ Must be unequal □ Can be equal or unequal □

3. The school library bought some books in Xinhua Bookstore. If every 10 book is packed, it can be packed properly. If 16 is a set meal, it can just be finished. How many books did the library buy at least?

60 copies □ 80 copies □ 160 copies □

4. Score one point first, and then which score you want to use to represent the colored part.

Is the relationship with the whole picture more appropriate?

□ □ □

5. In the picture on the right, O is the center of the great circle, and the circumference of the small circle is a fraction of the great circle.

□ □ □

Xiao Ming has 40 stamps, more than half that of Xiao Lin. How many stamps does Xiao Lin have?

2 1 □ 78 □ 8 1 □

Seven, solve practical problems (1, 8 points for 2 questions, 5 points for 3 and 4 questions, 26 points for * * *)

The solution of the 1. column equation.

(1) The current price of a TV set is 1850 yuan, which is lower than the original price by 220 yuan. What is the original price of this TV set? (solved by equation method)

(2) A truck travels continuously for 357 kilometers at a speed of 85 kilometers per hour. How many hours has this truck been driving?

The monthly output of two workshops in garment factory in the first half of last year is as follows.

(1) What is the output of the first workshop in January compared with that of the second workshop?

(2) In which month did the output of these two workshops differ the most?

(3) In which two months has the output of the first workshop not changed? In which two months did the output of the second workshop grow fastest?

3. The blackboard reports "Mathematical World" and "Exercise Garden", and the rest is "The World". What percentage of the blackboard newspaper "The World"?

4. A runway is semi-circular at both ends and rectangular in the middle (as shown in the picture). What is the circumference of this runway? How many square meters is the area of this venue?

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