(Complete in 90 minutes 100)

fill (up) a vacancy

(1) 3 years = () months 15 pm ().

(2) 8 square meters = () square decimeter, 500,000 square meters = () hectares.

(3) The quotient of 324 ÷ 3 is () digits, and the highest bit of the quotient is () digits.

(4) Fill in the appropriate units in brackets.

The area of a blackboard is 4 (), and Xiao Ming is 128 ().

(5) 35 cm = m, written as a decimal is () m.

(6) Square flower pond. The circumference is 64 meters and the area is () square meters.

(7) Fill in ">" in the box

3.05 yuan 3.50 yuan 10 yuan 9.9 yuan meter 5 decimeter 2: 200.

(8) The first class starts at 8: 20 am, and each class lasts for 40 minutes. The first class ends at ().

The hospital is on the () side of the store;

Bright primary school is on the () side of the store;

The cinema is on the () side of the gymnasium;

The shop is on the () side of the gymnasium.

(9) Grandma Zhang used water 108 tons in the first six months. The average monthly water consumption is () tons.

2. Look at the topic clearly and calculate it carefully

1, write numbers directly (approximate symbols are estimation questions) (10 points)

15 × 50 = 96 ÷ 3 = 80 × 30 = 4.3+2.6 = 48 ×68 ≈

600÷ 3 = 40 × 20 = 5.9 -5.3 =270 0÷ 9 = 138 ÷ 7 ≈

2, calculated by the vertical line, with u check (8 points)

45 × 12 84×36 ★ 857 ÷ 7

3. Calculate with recursive equation. (16)

① 576 ÷ 3 ÷ 4 ② 17 × 34-278

③85 × ( 28 + 32 ) ④ ( 60 1-246 ) ÷ 5

Third, choose

(1) The classroom area is 40( )① square decimeter ② square meter ③ hectares.

(2) There are () zeros at the end of the 2500× 40 product. ①3 ② 4 ③ 5

(3) When a number is divided by 7, the largest possible remainder is (). ① 6 ②7 ③ 8

(4) Xiaohong bought 30 apples and ate them for 3 days 12. How many apples are left? The correct formula is ().

① 30 - 12 ②30 - 12 ÷ 3 ③ ( 30 - 12 ) ÷ 3

(5) Zhang Hua faces north, and on his right is the square (). ① West ② East ③ South

Fourth, I will judge.

1. A square with a side length of 4m has the same perimeter and area. ( )

2. A figure consisting of eight squares 1 square decimeter, all of which have an area of 8 square decimeter. ( )

3. There are at least 4 Sundays every month. ( )

When a digit is divided by three digits, the quotient may be three digits or four digits. ( )

5.9 o'clock means 9 hours. ( )

Verb (abbreviation for verb) draws a picture by hand.

Each square below represents a square with a side length of 1 cm. Please draw a square with an area of16cm2 and a rectangle with an area of16cm2 respectively.

Six, into life, solve problems (32 points)

2、

Teacher Wang caught a cold. How many days will these drugs last him?

How much does it cost to buy these two books?

(1) How many books about popular science analogies were borrowed last week?

3. The wall newspaper published by students is 18 decimeter long and 12 decimeter wide. What is the area of the wall newspaper? Stick a lace around the wall newspaper. What is the total length of lace?

Woodpeckers can eat 645 pests every day, and frogs can eat 608 pests in 8 days. How many pests do woodpeckers eat more than frogs every day?

The borrowing situation of Chang 'an Primary School Library last week is as follows.

(1) How many popular science analogies are there?

(2) How many books do you borrow on average in each category?

6, 5 boxes of bees can brew 375 kilograms of honey a year. According to this calculation, how much honey can 24 boxes of bees brew a year?

Reference answer:

I. (1)36 3

(2)800 5

(3) 300

(4) Square meters and centimeters

(5)35 0.35

(6)256

(7)< > =