1000未満の3桁+2桁の足し算
283 + 72 = 336 + 13 = 172 + 86 = 593 + 39 = 159 + 82 = 588 + 51 = 146 + 29 = 684 + 52 = 555 + 27 = 124 + 43 = 633 + 70 = 415 + 57 = 570 + 42 = 420 + 34 = 448 + 39 = 157 + 95 = 486 + 37 = 466 + 32 = 405 + 87 = 697 + 28 = 547 + 79 = 468 + 28 = 175 + 60 = 307 + 16 = 580 + 31 = 192 + 80 = 198 + 84 = 574 + 64 = 853 + 75 = 460 + 39 = 223 + 56 = 318 + 54 = 694 + 63 = 198 + 12 = 600 + 78 = 592 + 73 = 425 + 70 = 329 + 36 = 204 + 84 = 380 + 89 = 467 + 57 = 437 + 61 = 651 + 56 = 528 + 47 = 965 + 28 = 698 + 83 = 479 + 29 = 611 + 82 = 315 + 47 = 806 + 98 =
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