Student number: score:

1. Calculation problem: 1. Oral calculation:

4× 12= 600÷3= 32×3= 4× 16= 2×40=

60+8= 150÷5= 240÷8= 25×4= 630÷7=

302×3= 300÷6= 48÷4= 17×5= 16×5=

4×50= 26÷2= 26×2= 48÷4= 57+8=

9+6×3= 5+4×7= 8÷2+9= 8+5×6=

2. Vertical calculation. (Check with *)

420×7= 235×4= 605×8= 850×2=

902÷6= * 9 18÷9= 447÷3= * 8 17÷4=

3. Non-type calculation

35+95÷5 68×6-356 (345+ 15)÷9

= = =

= = =

798÷7÷6 624÷6×5 8 19÷(3×3)

= = =

= = =

Secondly, choose the correct answer to fill in the blanks:

1, the perimeter of a and the perimeter of b ()

A.a length b length c same length 1 title map

2, the following graphic perimeter comparison ()

A.a is as long as B.

3. Use five squares with a side length of 1cm to form the following figure. The one with a longer circumference is ().

2 theme map

The circumference of rectangle is 24 cm. If you cut it into two squares on average, the circumference of each square is () cm.

a、 12 B、 14 C、 16

Third, complete the following questions.

1. Draw the perimeter of the graph on the right.

2. The child used a 3-meter rope, which happened to go around.

One is like the butterfly above. The circumference of that butterfly is () meters.

3. The circumference of a square is 124 cm, and its side length is ().

4, we can use: "quotient × divisor+remainder = dividend" to divide () and calculate whether it is right or not.

5、35×4=( )÷5=( )×9=( )+ 125=( )

6. Don't calculate and judge the following quotient.

582÷4 587÷8 43 1÷6 935÷3

() bit () bit () bit ()

7. Fill in the blanks:

The length of a rectangle is 16m 9dm 6cm, and the side length of a square is 42dm.

The width of the rectangle is 4.7 meters.

The circumference of a square is 32 centimeters and 36 meters.

Fourth, find the perimeter of the following picture: (unit: cm)

1、 2、

3、 4、

Verbs (short for verb) solve problems:

1. The school is giving a lecture about young pioneers in the classroom. Only eight young pioneers can sit in each row. Students who come must sit from the first row, and each row is full before they can sit in the back seat. Xiaohong is the 23rd one to enter the classroom. Which row should she sit in?

The school held a Christmas party and decorated the classroom. Balloons are hung everywhere. There are five kinds of balloons, and 42 balloons are arranged in the order of pictures. What color is the last one? What color balloons do you want to buy? How many/much? So there are the same number of balloons of each color?

Teacher Jiang is going to grow vegetables in the vegetable field below (each piece is rectangular), but there are chickens to eat vegetables, and he is going to fence it. Do you know the minimum length of the fence?

4. Divide the big square on the right into four small squares and find out each square.

The circumference of a small square.

1. Are the perimeters of the following figures the same? Why?

5. The school playground is 400m long and120m wide. I walked around the playground three times. How many meters did he run?

6. Forty-five students went to the garden to buy mineral water, and the store bought four bottles for them 1 bottle. How many bottles do they only have to pay?

7. Xiaoming can save 6 yuan pocket money every week. He wants to buy his favorite book and live without miracles. How many weeks does it take him to buy this set of books with 80 yuan?

8. Please match 3 types of fruit blue according to the price. Each fruit basket requires at least three kinds of fruits.

8 yuan 6 yuan apples per kilogram 2 yuan pears per kilogram 4 yuan.