12 ____ = 7 5 ____ = 9 ____ 8 = 13 5 + 6 = ____ 5 + ____ = 3+9 ____ + 10 = 15-0 14 - ____ = 3 + 4 6 + ____ = 14 5 ____ = 8 ____ + 7 = 13 6 + 9 = ____ ____ + 10 = 16 ____ -10 = 0 ____ -9= 6+3 ____ -9 = 3+3 ____ -9 = 4+2 ____ -5 = 1+5

Unknown Numbers in Equations

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