Subtraction
Subtraction is removing some objects from a group. The meaning of 5-3=2 is that three objects are taken away from a group of five objects and two objects remain.

The subtraction facts for 9 and 10 are:

NINE
 9-9=0  10-9=1  11-9=2  12-9=3  13-9=4  14-9=5  15-9=6  16-9=7  17-9=8  18-9=9
TEN
  10-10=0  11-10=1  12-10=2  13-10=3  14-10=4  15-10=5  16-10=6  17-10=7  18-10=8  19-10=9
 
 
 
An example of subtraction.

8 - 5 = 3

1 2 3 4 5 6 7 8 - 1 2 3 4 5 = 1 2 3






What is the Difference between the two Numbers?

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