Tisch

First, choose. 1. The sun rises in the east and sets in the west.

A. Of course B. Not necessarily C. No.

2. The direction opposite to Polaris is ().

A. East B. South C. West

The southwest of Xiaoming's seat is Zhang Qiang's seat, so Xiaoming is in Zhang Qiang's () direction.

A. Southeast B. Northwest C. Northeast

The blackboard in Class 4.3 (1) is in the west of the classroom, so the teacher said that the whole class is facing ().

A. East B. South C. West D. North

Zhang Li faces the South Station. When she looked back, it was () on the left and () on the right.

A. East B. West C. North

Fill in the blanks.

1. Put the watch flat on the table with the number 12 facing north. South is the number (); The number 3 is on the right of ().

2. Jason Chung stands west and turns right for two and a half weeks, facing (); Turn left for a week and a half, facing ().

Third, calculate the classification.

(1) Write the score within 50 in the west.

(2) Write the score of 50 ~ 100 in the east.

(3) North writing score 100-200.

(4) Write the score above 200 in the south.

Fourth, judge that the right picture is "√" and the wrong picture is "×".

1. Man's shadow is in the west, and the sun should be in the east. ( )

The direction opposite to the northwest is southwest. ( )

In the forest, we can tell the direction by the density of leaves. ( )

Facing the morning sun, the south is on your right. ( )

Fifth, the application problem.

1. Xiao Qiang's home faces the east. After school, he stood in front of the door, facing home. What is his direction?

Xiao Ming and Xiao Li are standing back to back. Xiaoming goes north150m, Xiaoli goes south120m. How far apart are they?

3. Xiao Juan takes 5 steps to the east, then 4 steps to the west, then 3 steps to the east, then 2 steps to the west, and then 1 step to the east. Where is a few steps away from Xiao Juan?

4. (Asking) Xiaoming takes 5 steps east, 4 steps left and 5 steps left. What direction does Xiaoming face now? How can I get back to my original place as soon as possible?

5. (Situational question) Win the red flag and win the first place.

Bear leaves from point A.-* * How many routes are there to Xiaoqihongqi? Which route is the shortest?

Describe the method you think is the nearest.

6. (Open Question) Li Fang is adjacent to Zhang Lin. There are 25 students in the east of Li Fang and 5 students in the west of Zhanglin. How many students are there in this row?

extreme

1. Please fill it in. (each space 1 min, * * 1 1 min) 1. 63 is 9 times that of (), and 4 times that of () is 128.

2.54 has at most () sixes, and 64 has at most () eights.

3.245 subtract 8 in a row, and you can subtract () several times at most.

4 Six times a number is 78, and eight times this number is ().

5. When a number is divided by 9, the quotient is 17, the remainder is (), and when the remainder is, the dividend is ().

6. Three times a number is 300, and this number is ().

7.0 divided by 6 equals ().

8. 16□÷7=23……6。 In this formula, □ should be filled in ().

Second, I judge right and wrong. (Mark "√" for the right and "×" for the wrong) ×”)( 10/0)

1.0×8=0÷8 ( )

2. When three digits are divided by one digit, the quotient is not necessarily three digits. ( )

3.84 10÷7, there must be a 0 at the end of the quotient. ( )

4. Any divisor that is not divided by 0 will get 0. ( )

In the division formula, the remainder is sometimes less than the divisor. ( )

Third, happy ABC. (Fill in the correct answer number in brackets) (4 points)

1.4800÷6, and there are () zeros at the end of the quotient.

A. 1 B.2 C.3

2. The group whose following numbers are divided by 2 and the remainder is 0 is ().

45，30 1

3. When one digit is divided by three digits, the quotient is ()

A. two digits B. three digits C. it may be two digits or three digits

Xiaohong made 36 flowers, three times as many as Xiaocui, and Xiaocui made () flowers.

A.9 B. 12 C. 108

Fourth, happiness calculation. (40 points)

1. Write directly. (16)

68÷4= 840÷4= 220×4= 180÷3=

480÷3= 9000÷3= 3×500= 1800÷3=

70÷5= 360÷5= 360×0= 4500÷5=

9 1÷7= 280÷2= 200×9= 0÷ 180=

2. estimate. (4 points)

7 1÷8≈ 323÷4≈ 359÷6≈ 103÷2≈

3. Calculate vertically and test the last two small questions. (14)

3060÷3 5 170÷5 7803÷6

4209÷3 2095÷3 6076÷4

4. Off-mold calculation. (6 points)

(390+30)÷7 2340÷5÷3 2065+4675÷5

5. Fill in the appropriate number in □. (4 points)

( 189-9)÷□=20 (549+8 1)÷□=90

45÷5+□=20 280×2-□=500

Sixth, solve the mathematical problems in life. (3 1)

1. The park shipped 180 disks of safflower, and the greening delivered was 40 disks less than that of safflower. These words should be put in five flower beds. How many plates are put in each flower bed on average? (4 points)

Grade three students go to work on the farm. Girls went 156, boys went 124. Four people were divided into a group. How many groups can a * * * be divided into? (4 points)

The school bought 6 books, each with 40 books, and distributed them to 8 classes on average. How many books can each class share? (4 points)

Xiaojun has read a story book and has read 84 pages. There are twice as many pages left as you have read. If you want to read the remaining pages in 8 days, how many pages will you read on average every day? (4 points)

Mother monkey bought 23 peaches and gave them to four little monkeys as evenly as possible. How many peaches did each little monkey get? Keep the rest for yourself. How many peaches did mother monkey eat? (5 points)

6. There are 365 days in a year and 7 days in a week. How many weeks are there in a year? How many days are left? (5 points)

7. I hope that Miss Li will take 49 third-grade students and Miss Wang will take 47 fourth-grade students to the park. Adult tickets in 4 yuan, children tickets in 2 yuan and group tickets in 3 yuan are the least cost-effective.

8. Li Hong did good deeds twice, and Xiao Ming did three times as much as Li Hong. They did 40 good deeds. How much did Li Hong and Xiao Ming do?