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Primary school mathematics first grade volume 2 simulation questions
Lead: This is a math topic in the second volume of the first grade of primary school. Teachers in need can choose from them.

One. I will choose

1, and the two numbers adjacent to 29 are ()

A, 28 and 30 B, 27 and 28 C, 29 and 30

2, there are 46 chickens, ducklings are much less than chickens, and ducklings have ().

a、43 B、40 C、76 D、2 1

3. The number equal to 100 is ().

A, 10 one b, 10 ten c and 10 three.

4, the smallest two digits is different from the largest two digits ()

a、2 B、99 C、89 D、 100

5. Jump rope with a smile, first 24 times, then 62 times. Naughty is not just laughing, at least jumping ().

a、25 B、87 C、63 D、86

2. I've learned. I'll fill it out.

1. Find a regular number (4 points).

( 1) 1 5 9( ) ( ) 2 1

(2) 2 4 7 1 1 ( ) ( )29

(3) 16 26 ( ) ( ) ( ) 66

2. Fill in the blanks (20 points).

(1) Two tens and four ones are (). Nine ones and 1 ten is ().

(2) The number where 32 is more than 45 is (). 39 is less than 64 ().

(3)55 is a number (), which consists of () tens and () ones.

(4) The third number before 89 is (), and the second number after 89 is ();

(5) 99 is in the middle of () and ()

There are () tens in100.

(6) Starting from the right, the first position is () and the third position is ().

(7) Arrange the following figures in descending order.

76 35 68 92 53 100

()& lt()& lt()& lt()& lt()& lt( )

(8), senior one children line up, with 25 people in front of Beibei and 25 people behind, and there are () people in line.

(9) The figures we know are (), (), () and ().

1. Write the numbers directly (each small question 1 point, *** 12 point).

50+30= 90-60= 32+5= 4+65=

44-4= 78-6= 68+30= 30+48=

75-40= 83-50= 23+32= 42+34=

2. Fill in the appropriate number in (). (5 points)

56+( )=72 ( )-29=70

8 1-( )=30 18-( )=9﹢( )

3. Calculate the following questions vertically (3 points for each small question, *** 18 points).

99-23= 55+45= 100-56=

45+27+ 19= 92-48+ 1 1= 98-36-49=

Third, I know you. I can count. (***5 points)

□ Yes (), ○ Yes (), △ Yes (),

? There are () numbers, and a * * * has () numbers.

Fourth, judge right and wrong. (to the painting? , wrong painting? ) (5 points)

1. The largest two digits are smaller than the smallest three digits 1. ( )

Two fives out of two. 55 has the same meaning. ( )

A square has four sides. ( )

There are 9 double digits, and the tenth digit has 7. ( )

5. Both addends are 37, and the sum is 39 ()

V. Shopping (19)

Hat 12 yuan coat 38 yuan pants 57 yuan

(1) How much is the hat and pants?

(2) How much is a pair of trousers cheaper than a coat?

(3) Mom has 100 yuan, and she wants to buy a coat and a pair of pants. Is that enough?

(4) Please ask another math question and answer it. (4 points)