5 + 0 =, 2, 5, 8, 13, 6 + 0 =, 6, 7, 12, 15, 1 + 2 =, 1, 3, 9, 10, 11 + 2 =, 7, 12, 13, 15, 5 + 9 =, 12, 14, 17, 18, 1 + 0 =, 1, 2, 3, 9, 3 + 12 =, 10, 13, 14, 15, 14 + 2 =, 13, 15, 16, 18, 1 + 1 =, 1, 2, 4, 11, 17 + 2 =, 14, 15, 18, 19, 7 + 2 =, 4, 7, 8, 9, 5 + 15 =, 11, 13, 19, 20, 14 + 4 =, 13, 15, 17, 18, 13 + 3 =, 10, 14, 16, 19, 1 + 9 =, 3, 7, 9, 10.
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Lufaraona15a31
1ª primaria
Matematica
Numeri e operazioni
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