1. The animal specimen team collected 35 butterflies and put them in four boxes on average. There was () in each box, and there was () left.

2. Read and write.

786,420,903

1,859,500 3. Read it first, and then write it down according to the arrangement law of each group number.

( 1) 270、280、290、( )、( )。

(2) 1000、998、996、( )、( )。

(3) 607、608、609、( )、( )。

(4) 37 1、374、377、( )、( )。

4. Fill in the appropriate number in □.

7856□4

5. Fill in ○ > or =.

8 mm 05 cm 1 m 10 decimeter 6 decimeter 6 cm.

1 0mm 08 decimeter10cm1decimeter 9 decimeter10cm

6. How much can I put in ()?

()×8 & lt； 35()×6 & lt； 34()×9 & lt； 70

50 >； ()×7 20 & gt； ()×3 27 & gt； 5×( )

7. Fill in the appropriate units in ().

(1) A big tree is about 9() (2) A car runs every hour 120 ().

(3) A towel is 8() (4) Xiaodong is 165 ()

(5) An exercise book is about 4 ()

Second, sentence. (Mark "√" for the right and "×" for the wrong) (5 points)

( 1)35÷4=…… 1 。 ( )

(2) The number consisting of four ones, seven tens, three hundred and one thousand is 473 1. ( )

③504 writing. ( )

(4) Angle has nothing to do with side length. ( )

(5) To calculate 100-45-25, first calculate 45-25. ( )

Third, do math. (16)

1. Write directly. (4 points)

400+50= 80+ 120= 1200-600= 680-60=740-600 = 49-35÷7 = (4 1+40)÷9= 72+6×9 =

2. Vertical calculation. (6 points) (Check the belt)

267+385= 5 13+487= ※56+ 165=

409- 128= 936+478= ※700-403=

3. Use your favorite method to calculate. (6 points)

727+ 1 14+86 475+263+ 149 450-246- 175

942-438-249 850-(60+ 128) 572-( 194+257)

Four, do (27 points)

1. Collect mineral water bottles

The first week 186

347 the second week

2. Shopping.

78 yuan 850 yuan 285 yuan 4 10 yuan 368 yuan.

(1) How much does it cost to buy a phone, a mobile phone and a bicycle?

(2) Mom brought 1000 yuan. What three kinds of goods can she buy back?

(3) I bought a mobile phone and a bicycle with 500 yuan money. How much should I get back?

3.

The following is the favorite interest group map of Class Two (1). (10)

music

Interesting math

Art sports

Science and technology group

football team

(1) A * * * survey () student.

(2) The number of people who like to participate in group () is the largest, and the number of people in group () is the least, with a difference of ().

(3) The number of people who like to join the () group is twice that of the () group.