185+7 15= 1000- 162= 880÷22= 10×2÷ 10×2=
32×25= 9.3-3= 0.32+6.8= (50+90)÷2×3=
8.5-3.5= 5. 18+3.02= 3.3÷ 100= 1.4 1× 1000=
2. Vertical calculation (check whether a * is used, 6 points).
35.26+56.97= *90-0.72=
3, recursive equation calculation (24 points).
1575-635+265 3 1.25-6.29-4.7 1 9800÷(49×25)
1.87+0.26+6. 13+ 1.74 150.39-( 15.3-8.74) 4800÷25
(57×35+43×35) ÷ 14 1935-[( 100- 1 16÷58)× 18]
4, column comprehensive formula to solve text problems (8 points).
(1) How much is the difference between 6.05 and 0.39 less than the sum of 4.5 and 7.33?
(2) What is the quotient of12 divided by 336 minus 24?
Second, the concept part. 20%
1, multiple-choice questions (put the letters representing the correct answers in brackets; 3 points).
(1) Among the following figures, the one that reads only a zero is ().
a、B、 1.005 C、 100.07 D、20 10.30
(2) Move the decimal point 0.02 one place to the left and three places to the right to get ().
a、2 B、0.2 C、20 D、200
(3)43400÷400=( )。
a、 108……2 B、 18……200 C、 108……200 D、 108……20
2, true or false (3 points)
( 1)72000÷8× 125=72000÷(8× 125)。 ………………………………… ( )
(2) There are only 9 decimal places greater than 3.4 and less than 3.5. …………………………… ( )
(3) Add 0 or remove 0 after the decimal point, and the size of the decimal point remains the same ........................... ().
3. Fill in the blanks (14 points).
(1)306050067 Pronunciation: (), rewritten as ().
(2)6300÷2 10=630÷( ) =( ) ÷30
(3)47.25 consists of () tens, () one, () 0. 1 and () 0.0 1.
(4) The number consisting of three hundred, seven ones and ninety-five percent is ().
(5) It is () to rewrite 7 into two decimal places without changing the size of the number.
(6)379.6m =()Km; 5040 kg =5t+() kg.
0.08 l+92ml =()ml; 0. 12m2+0.28dm2=( )cm2
(7) fill in ">", "
12.002( ) 12.0 1 ; 1.65( )0.78 。
(8) 4.3006, 4.063, 4.603, 4.036, 4.306, and the middle number is ().
Third, the application part. Thirty percent
1. Xiao Pang took the money from 50 yuan and went to Lianhua Supermarket. He spent 19.37 yuan on school supplies and 15.63 yuan on snacks. How much is left?
2. There are 136 literary books in the school library. The number of science and technology books is twice that of literature and art books, and the number of story books is 70 less than that of science and technology books. How many story books are there?
3. On March 6th, Tairi School held a book donation activity for Zhihua School. In the fifth grade, 329 books were donated, which was twice as small as the total number of books donated in the third grade. How many books did you donate in the third grade?
4. As of 2007, the population of China is about 6543.8+323 million, which is the most populous country in the world. The second place is India, with a population about 227 million less than that of China and 795 million more than that of the United States. Can you work out the total population of the United States?
5. After the severe drought in southwest China, all teachers and students of Tairi Primary School actively donated money and materials to support the drought relief in the disaster area. Class 4 (1) donated 120.78 yuan, class 4 (2) donated 1 15.64 yuan, and class 4 (3) donated 65438+.
6. A dripping faucet wastes about 43.2 kilograms of water a day, and a leaking toilet wastes about 956.4 kilograms of water a day. According to this calculation, how many kilograms of water will be wasted in a leaky faucet and a leaky toilet 10 day?