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Final paper of fifth grade mathematics.
Final examination paper of fifth grade mathematics

Class: Name: Score:

1. Fill in the blank: (1 ×20=20)

1, known as 47× 180=8460, then

4.7× 180=( ),4.7× 1.8=( ),0.47×0. 18=( )。

2, 3 tons = 70 kg = () kg = 480 square meters = () hectares.

9 square decimeter 2 square centimeter = ()

3. fill in ">", "

4.7〇4.7×0.99 6.3÷0.98〇6.3×0.98

2. 1÷ 1. 1〇2. 1 7.8÷0.0 1〇7.8× 100

4. Fill in the appropriate numbers in the brackets.

0.93÷0.3=( )÷3 1.6×0.25=( )÷4

The steelmaking plant plans to produce one ton of steel every year, and the actual monthly output is m tons higher than the plan.

The actual annual output of steel is () tons, and a÷ 12+ m means ().

6. After the decimal point of a number is moved one place to the left, it is 2.52 less than the original number. This number is ().

7. It takes 2.5 kilograms of soybeans to make 8 kilograms of tofu, so 1 kilogram of soybeans can make () kilograms of tofu.

It takes () kilograms of soybeans to make 1 kilogram of tofu.

8. The two right angles of a right triangle are 6 cm and 8 cm respectively, and the hypotenuse is 10 cm.

The area of this triangle is (), and the height on the hypotenuse is ().

9. Given that the sum of number A and number B is 175, and number A is 5 times smaller than number B, then number A is ().

2. True or false: (1 ×5=5)

1、25×4÷25×4= 1…………………………………………………( )。

2、0.25÷0.07=25÷7=3……4………………………………………( )。

3, a number multiplied by a(a is greater than 0), the product must be less than this number. …………………( )。

4.4. The solution of1× 4+2x = 20 is 1.8. ………………………………………( )。

The territory of our country is about 9.6 million square kilometers, or 9.6 hectares. …………… ( )。

Third, multiple-choice questions (1 ×4=4)

1, 0.5×A=0.6×B, and both a and b are not equal to 0, then the relationship between a and b is ().

A、A=B B、A \u B C、A \u B

2. If the approximate value of a two-digit decimal is 7.0, then the maximum value of this number is ().

a、6.99 B、6.94 C、7.04 D、7.09

Xiaoming is one year old and Xiaoying is four years younger than him. X years later, their age difference is () years.

a、x +4 B、a+4 C、x D、4

When the number a is divided by the number b, the quotient is 0.5. If the number A is enlarged by 100 times, the quotient is ().

A, 50 B, 100 C, 500 D, uncertain.

Four, calculation (36 points)

1, direct write number (0.5 points × 12=6 points)

3.6+6.4= 2+2.8= 9.2-6= 0.2×0.3= 0. 125×8=

0.95÷9.5= 0.2-0.09= 0.4×25= 0.8×0.2÷0.8×0.2=

1÷ 10÷ 10= 5.6÷0.0 1= 10.5-5=

2. Calculation (simple and convenient) (3 points× 6 =18 points)

7.36- 1.5+2.64- 1.5 0.25×3.2× 1.25 86.8+9. 1÷(2.3- 1.6)

9. 12×0.25-0.88÷4 0.85× 102 34.7÷0. 125÷80

3. Solve the equation (3 points× 2 = 6 points)

2x–9.8+8.7 = 10.98 6x-2.6×2 = 12.8

4, column calculation (3 points ×2=6 points)

What is the quotient of (1) and 62.4 minus 2 1.9 and minus 0.36?

(2) 6 times of a number is 0. 14 is less than 7.4 times of it. What's this number?

Verb (abbreviation of verb) Look at the picture and answer the question (5 points)

Sales Statistics of Xinhua Bookstore in the First Quarter of 2003

Unit: April 2003

3000

2 157

2000

1260 1250

1000

256

Literature and art books, science and technology books, reference books and story books.

1, and the length of 1 on the vertical axis indicates ().

2. Books with () and () are at least 20 times less than books sold.

What do you think of the picture? (2 points)

Six, the application problem (4 points x 6+6 points x1= 30 points)

1. The area of the triangle is 18.2 square centimeters, and its base length is 0.52 decimeter. How many centimeters is its height? (column equation solution)

2. Clothing factory produces school uniforms. In the past, each set of clothes used 2.2 meters of cloth, but now every 0.2 meters of cloth is used. At first, there were 800 sets of cloth for this kind of clothing. How many sets can we make now?

3. The highway between Party A and Party B is 2 10/0km long, with the speed of passenger cars being 46km/h and trucks being 36km/h.. After the bus departs from Party A 1 hour, the truck departs from Party B relatively. How many hours after the second car departs, the two cars meet?

The weight of a bag of rice is four times that of a bag of flour. I bought 10 bags of rice and 5 bags of flour in the school canteen, weighing1125kg. How much does a bag of rice and a bag of flour weigh?

5. When a train speeds up, its speed is180km/h, which is twice that of the original12km. How many kilometers does this train run per hour?

6. In the 10 health appraisal, the number of times each student got the red flag is shown in the following table. Please calculate the average number of times each student in this class gets the red flag.

Number of times to get the red flag

seven

eight

nine

10

number of people

nine

15

six

five

7. The distance between Party A and Party B is1.620km.. When an airplane flies out, it flies back and forth between Party A and Party B with the wind, with a speed of 865,438+00 kilometers per hour, and when it returns against the wind, it has a speed of 540 kilometers per hour. How many kilometers does this plane fly back and forth every hour on average?