1000未満の3桁+2桁の足し算
316 + 52 = 478 + 67 = 504 + 90 = 682 + 43 = 542 + 95 = 237 + 77 = 139 + 13 = 680 + 12 = 144 + 85 = 393 + 53 = 552 + 47 = 350 + 37 = 607 + 35 = 678 + 85 = 330 + 67 = 484 + 43 = 204 + 93 = 651 + 56 = 275 + 56 = 355 + 30 = 494 + 63 = 502 + 99 = 263 + 15 = 706 + 58 = 557 + 32 = 388 + 33 = 377 + 40 = 438 + 84 = 311 + 78 = 236 + 71 = 157 + 29 = 951 + 15 = 494 + 84 = 186 + 22 = 147 + 55 = 422 + 43 = 548 + 72 = 442 + 71 = 406 + 73 = 909 + 68 = 771 + 71 = 352 + 97 = 208 + 94 = 412 + 46 = 599 + 14 = 250 + 66 = 334 + 88 = 400 + 73 = 651 + 30 = 875 + 25 =
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