100未満の足し算
73 + 9 = 60 + 38 = 52 + 44 = 33 + 3 = 43 + 26 = 34 + 25 = 36 + 5 = 77 + 8 = 66 + 23 = 70 + 26 = 75 + 3 = 10 + 43 = 39 + 56 = 32 + 4 = 34 + 65 = 60 + 35 = 45 + 11 = 78 + 11 = 38 + 14 = 9 + 29 = 48 + 44 = 40 + 23 = 66 + 5 = 80 + 1 = 88 + 4 = 42 + 37 = 55 + 13 = 73 + 20 = 11 + 42 = 69 + 18 = 81 + 1 = 34 + 3 = 71 + 7 = 80 + 9 = 11 + 7 = 23 + 44 =
4 + 5 = 86 + 6 =
12 + 71 = 19 + 38 = 23 + 34 = 20 + 27 = 61 + 36 = 49 + 28 = 55 + 33 = 31 + 48 = 17 + 8 = 97 + 2 = 32 + 49 = 72 + 14 =
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