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18 Cards in this Set
- Front
- Back
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2 + ___ = 5
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3
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6 - ___ = 2
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4
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___ + 2 = 7
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5
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9 - ___ = 2
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7
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8 + ___ = 10
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2
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11 - ___ = 9
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2
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10 + ___ = 12
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2
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___ - 10 = 2
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12
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13 - ___ = 1
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12
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4 + ___ = 7
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2
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___ - 3 = 6
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9
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12 + ___ = 15
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3
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___ + 4 = 9
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5
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16 - ___ = 4
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12
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6 + ___ = 13
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7
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17 - ___ = 12
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5
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___ - 10 = 7
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17
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9 + ___ = 18
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9
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