江蘇張家港市東渡實驗學(xué)校 張麗莉

I. Calculate.

II. Fill in the blanks.

( 1 ) 7 and 6 make ____ .

( 2 ) 4 and 8 make ____ .

( 3 ) ____ and 2 make 11.

( 4 ) ____ and 9 make 13.

( 5 ) 4 and ____ make 17.

( 6 ) 6 and ____ make 12.

( 7 ) 9 plus 5 is ____ .

( 8 ) 3 plus 9 is ____ .

( 9 ) 12 minus ____ is 8.

( 10 ) 15 minus ____ is 7.

( 11 ) ____ plus 6 is 14.

( 12 ) 11 minus ____ is 9.

( 13 ) 9 tens and 6 ones make _____.

( 14 ) ______ tens and 3 ones make 43.

( 15 ) _____ones and _____tens make 56.

( 16 ) 5 tens and 3 ones make _____.

( 17 ) _____ ones make 100.

( 18 ) The difference between 46 and 19 is ______.

( 19 ) _____more than 33 is 61.

( 20 ) _____ less than 43 is 12.

( 21 ) 44 is ____tens and ____ones.

( 22 ) 7 tens and 3 _____ make 100.

( 23 ) 5 and 9 make _____ .

( 24 ) 8 and 7 make _____ .

( 25 ) _____ and 7 make 14.

( 26 ) _____ and 6 make 13.

( 27 ) 4 and _____ make 12.

( 28 ) 9 and _____ make 15.

( 29 ) 11 plus 6 is _____ .

( 30 ) 6 plus 9 is _____ .

( 31 ) 12 minus _____ is 7.

( 32 ) 18 minus _____ is 9.

( 33 ) _____ plus 6 is 14.

( 34 ) 13 minus _____ is 6.

( 35 ) _____ tens and _______ ones make 68.

( 36 ) Ten and 9 ones make ______.

( 37 ) _____tens and ______ones make 67.

( 38 ) 7 ones and 3 tens make ______.

( 39 ) 4 tens and 7 ones make ______.

( 40 ) _____ tens make 100.

( 41 ) There are _____ones and _____tens in 36.

III. Read and answer.

1. David has 7 pencils. Sam has 3 more pencils than David. How many pencils does Sam have? How many pencils do David and Sam have altogether?

2. Helen has 12 English books. Lucy has 4 less English books than Helen. How many English books does Lucy have? How many English books do Helen and Lucy have altogether?

3. In a big box, there are 9 basketballs, 7 volleyballs and 3 footballs.How many balls are there in the box in total?

4. At a zoo, Jack saw 7 tigers, 9 lions and 3 monkeys. How many animals did he see in all? How many tigers are there more than the monkeys in the zoo?

5. There are 9 orange trees in front of Peter’s house. There are 8 orange trees behind Peter’s house. How many orange trees are there in total?

6. Tom has 13 storybooks. Helen has 6 more storybooks than Tom.How many storybooks does Helen have?

7. Tom has 13 storybooks. Helen has 6 less storybooks than Tom.How many storybooks does Helen have?

8. Mike has 15 erasers in total. 6 of them are green. How many of them are not green?

9. In Li Ming’s class, there are 17 students. 9 of them are Chinese students. How many students of them are not Chinese students?

10. There are 16 trees in front of Mike’s house. 9 of them are tall.How many of them are short?

11. Jack has 14 pencils in his hands. 8 of them are in Jack’s right hand. How many pencils are there in Jack’s left hand?

12. In a river, 16 children are swimming. 7 of them are boys. How many of them are girls?