10 - 5 - 5, 11 - 5 - 6, 12 - 5 - 7, 13 - 5 - 8, 14 - 5 - 9, 11 - 6 - 5, 12 - 6 - 6, 13 - 6 - 7, 14 - 6 - 8, 15 - 6 - 9, 12 - 7 - 5, 13 - 7 - 6, 14 - 7 - 7, 15 - 7 - 8, 16 - 7 - 9, 13 - 8 - 5, 14 - 8 - 6, 15 - 8 - 7, 16 - 8 - 8, 17 - 8 - 9, 14 - 9 - 5, 15 - 9 - 6, 16 - 9 - 7, 17 - 9 - 8, 18 - 9 - 9,

Вычитание в пределах 20 с переходом через десяток

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