1000未満の3桁+2桁の足し算
666 + 85 = 639 + 34 = 97 + 15 = 413 + 23 = 175 + 87 = 155 + 64 = 968 + 29 = 118 + 90 = 94 + 67 = 767 + 24 = 152 + 77 = 451 + 29 = 872 + 34 = 400 + 51 = 631 + 93 = 363 + 41 = 681 + 15 = 336 + 93 = 99 + 32 = 315 + 67 = 554 + 92 = 155 + 18 = 120 + 33 = 297 + 88 = 192 + 85 = 387 + 58 = 701 + 40 = 625 + 98 = 641 + 74 = 100 + 87 = 378 + 63 = 352 + 11 = 771 + 52 = 284 + 82 = 552 + 43 = 418 + 39 = 289 + 40 = 163 + 38 = 806 + 52 = 791 + 87 = 274 + 99 = 360 + 94 = 481 + 88 = 488 + 53 = 167 + 34 = 615 + 54 = 502 + 59 = 653 + 76 = 578 + 36 = 570 + 46 =
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