1000未満の3桁+2桁の足し算
425 + 71 = 652 + 47 = 328 + 85 = 413 + 44 = 560 + 47 = 258 + 63 = 387 + 29 = 439 + 74 = 459 + 16 = 692 + 85 = 324 + 66 = 380 + 59 = 559 + 27 = 224 + 99 = 311 + 20 = 454 + 45 = 406 + 28 = 148 + 35 = 377 + 81 = 154 + 46 = 779 + 92 = 643 + 11 = 236 + 43 = 629 + 38 = 433 + 17 = 675 + 69 = 507 + 35 = 426 + 59 = 557 + 62 = 157 + 64 = 350 + 86 = 147 + 98 = 583 + 66 = 339 + 51 = 871 + 46 = 250 + 63 = 90 + 74 = 464 + 91 = 201 + 66 = 812 + 67 = 974 + 13 = 614 + 39 = 273 + 36 = 429 + 92 = 842 + 65 = 595 + 41 = 550 + 31 = 868 + 94 = 410 + 48 = 903 + 80 =
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