6 + 4 = ?, 10, 12, 11, 8, 7 + 5 = ?, 13, 14, 11, 12, 8 + 3 = ?, 10, 11, 12, 13, 9 + 6 = ?, 14, 13, 15, 16, 8 + 7 = ?, 15, 16, 17, 14, 9 + 8 = ?, 15, 16, 18, 17, 19 + 1 = ?, 18, 22, 20, 21, 27 + 3 = ?, 31, 30, 33, 29, 36 + 4 = ?, 41, 40, 42, 39, 20 + 30 = ?, 40, 60, 50, 45, 40 + 20 = ?, 60, 50, 62, 70, 35 + 5 = ?, 45, 39, 41, 40, 48 + 2 = ?, 50, 51, 52, 49, 29 + 11 = ?, 39, 38, 41, 40, 38 + 12 = ?, 49, 52, 50, 48, 24 + 15 = ?, 38, 39, 40, 37, 46 + 13 = ?, 57, 59, 60, 58, 32 + 26 = ?, 56, 59, 58, 57, 45 + 18 = ?, 61, 64, 62, 63, 49 + 27 = ?, 76, 75, 74, 77

Let´s practice addition

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