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If you look at pictures, symbols,
or place-value blocks,
can you guess what the problem is?
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Look
at these symbols.
What problem do they represent?
ΔΔΔΔΔΔΔΔΔΔ
- ΔΔΔΔ |
If each
Δ = 1 ,
then these symbols represent:
10 - 4 = 6 |
               
               
Remember: |
Pictures,
symbols and place-value blocks
can represent math problems. |
Click on
the fish for practice.

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