Grade 4 - Progress in Mathematics

Rules for Subtraction

1. Bobby had 10 action figures. 2. Mr. Wu put 5 puppets on a
   He gave 2 of them away. How shelf that can hold 14
   many action figures does puppets. How many more
   Bobby have left? puppets can fit on the shelf?


2. Cara had 12 dolls. Three of 4. Mr. Wu sold 8 soft bears and
   them were from Russia. How 14 soft rabbits. How many
   many were from other countries? more rabbits did he sell?

Use these rules to help you subtract

quickly and correctly.

When zero is subtracted from a When a number is subtracted

number, the difference is that from itself, the difference

same number. is zero.

49


 0 4 
 0  4 
 9 9 
 9  0

40

Subtract.

5. 7 6. 5 7. 9 8. 6 9. 4 10. 1
   
   0
   5
   0
   6
   4
   1


6. 13¢ 12. 8¢ 13. 3¢ 14. 9¢ 15. 10¢ 16. 12¢
   
   6¢
   8¢
   3¢
   9¢
   5¢
   3¢


7. Use 15 and 8 and use 13 and 5. Make up
   two different kinds of subtraction problems
   for your friends to solve.

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