Събиране и изваждане до 7
1 клас
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4 + 3 =answers761
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7 - 4 =answers253
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6 - 5 =answers712
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5 + .... = 7answers123
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7 - .... = 1answers654
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1 + 2 + 4 =answers765
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4 + 1 + 1 =answers764
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2 + 2 + 1 =answers657
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1 = 7 - ....answers546
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2 = .... - 5answers367
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