Picture subtraction
The question
=
10 − 5
How it works.
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10 − 5 =5
- 01
Start with all 10 and take 5 away — cross them off one at a time, and what is left is the answer.
- 02
5 crossed off leaves 5 standing.
- 03
10 − 5 = 5. You can also count back from 10.