1000未満の3桁+2桁の足し算
326 + 34 = 650 + 72 = 323 + 47 = 368 + 79 = 346 + 93 = 542 + 87 = 246 + 21 = 273 + 97 = 555 + 67 = 163 + 47 = 315 + 16 = 665 + 73 = 234 + 53 = 341 + 59 = 530 + 81 = 550 + 73 = 587 + 61 = 259 + 18 = 598 + 54 = 169 + 33 = 478 + 95 = 580 + 83 = 679 + 53 = 393 + 88 = 259 + 29 = 530 + 68 = 243 + 15 = 399 + 77 = 675 + 39 = 471 + 28 = 526 + 52 = 142 + 18 = 189 + 45 = 672 + 32 = 621 + 34 = 136 + 30 = 946 + 34 = 427 + 21 = 439 + 96 = 289 + 25 = 113 + 55 = 747 + 12 = 284 + 93 = 381 + 35 = 333 + 21 = 941 + 24 = 559 + 32 = 644 + 37 = 577 + 11 = 217 + 34 =
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