200未満の2桁の足し算
45 + 96 = 60 + 47 = 16 + 46 = 35 + 44 = 19 + 3 = 48 + 24 = 70 + 14 = 21 + 69 = 49 + 71 = 58 + 45 = 50 + 68 = 54 + 49 = 64 + 76 = 42 + 2 = 78 + 74 = 3 + 28 = 54 + 85 = 47 + 83 = 63 + 62 = 22 + 84 = 24 + 40 = 34 + 60 = 17 + 63 = 16 + 77 = 32 + 40 = 24 + 60 = 83 + 15 = 63 + 56 = 37 + 94 = 51 + 98 = 95 + 14 = 58 + 49 = 56 + 88 = 50 + 24 = 31 + 10 = 22 + 61 = 81 + 44 = 73 + 41 = 34 + 61 = 25 + 53 = 32 + 26 = 58 + 36 = 28 + 19 = 97 + 25 = 45 + 52 = 99 + 15 = 47 + 92 = 23 + 54 = 97 + 80 = 52 + 59 =
時間: 分 秒 86/400 Copyright © Alpha.Inc All Rights Reserved.
【算願】http://www.sangan.jp/