24 Game Integers

$19.95
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Width:
5.00 (in)
Height:
5.00 (in)
Depth:
2.00 (in)

Make positive 24 or negative 24 using the four numbers on a game card. You can add, subtract, multiply and divide. Use all four numbers, but use each number only once. There is at least one solution to every card. Cards have three levels of difficulty. 96 cards