For addition, drag tiles onto the board.
To form a group, place one tile on top of another.
U...
Mathematics, 21.09.2020 23:01 Damagingawsomeness2
For addition, drag tiles onto the board.
To form a group, place one tile on top of another.
Use the integer tiles to find the sum of 4 and 45.
9
1
-1
-9
Answers: 2
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