1000未満の3桁+2桁の足し算
392 + 64 = 463 + 86 = 686 + 76 = 356 + 50 = 218 + 14 = 521 + 35 = 430 + 23 = 468 + 42 = 208 + 21 = 945 + 46 = 555 + 42 = 262 + 96 = 440 + 75 = 517 + 36 = 576 + 23 = 278 + 37 = 404 + 21 = 662 + 61 = 246 + 40 = 634 + 40 = 81 + 73 = 192 + 22 = 268 + 77 = 231 + 94 = 157 + 13 = 83 + 34 = 630 + 53 = 582 + 18 = 236 + 27 = 563 + 12 = 134 + 22 = 554 + 28 = 496 + 19 = 676 + 82 = 597 + 40 = 482 + 67 = 457 + 20 = 505 + 61 = 518 + 30 = 316 + 73 = 320 + 20 = 217 + 37 = 974 + 16 = 480 + 36 = 345 + 13 = 524 + 78 = 600 + 52 = 223 + 59 = 628 + 24 = 755 + 16 =
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