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  • 123456789一個(gè)數(shù)字只能用一次 ,一個(gè)三位數(shù)減三位數(shù)等于三位數(shù),

    123456789一個(gè)數(shù)字只能用一次 ,一個(gè)三位數(shù)減三位數(shù)等于三位數(shù),
    數(shù)學(xué)人氣:990 ℃時(shí)間:2019-08-20 09:31:38
    優(yōu)質(zhì)解答
    如下168組.如將被減數(shù)和差交換位置,同樣還有168組.
    783 - 124 = 659
    864 - 125 = 739
    486 - 127 = 359
    495 - 127 = 368
    495 - 128 = 367
    567 - 128 = 439
    486 - 129 = 357
    567 - 129 = 438
    783 - 129 = 654
    864 - 129 = 735
    792 - 134 = 658
    864 - 135 = 729
    567 - 138 = 429
    792 - 138 = 654
    567 - 139 = 428
    864 - 139 = 725
    738 - 142 = 596
    837 - 142 = 695
    729 - 143 = 586
    837 - 145 = 692
    729 - 146 = 583
    738 - 146 = 592
    639 - 152 = 487
    936 - 152 = 784
    783 - 154 = 629
    792 - 154 = 638
    936 - 154 = 782
    486 - 157 = 329
    639 - 157 = 482
    792 - 158 = 634
    486 - 159 = 327
    783 - 159 = 624
    549 - 162 = 387
    945 - 162 = 783
    945 - 163 = 782
    495 - 167 = 328
    549 - 167 = 382
    495 - 168 = 327
    459 - 173 = 286
    468 - 173 = 295
    468 - 175 = 293
    459 - 176 = 283
    549 - 182 = 367
    576 - 182 = 394
    639 - 182 = 457
    675 - 182 = 493
    936 - 182 = 754
    945 - 182 = 763
    459 - 183 = 276
    675 - 183 = 492
    729 - 183 = 546
    945 - 183 = 762
    576 - 184 = 392
    936 - 184 = 752
    459 - 186 = 273
    729 - 186 = 543
    549 - 187 = 362
    639 - 187 = 452
    576 - 192 = 384
    675 - 192 = 483
    738 - 192 = 546
    837 - 192 = 645
    468 - 193 = 275
    675 - 193 = 482
    576 - 194 = 382
    468 - 195 = 273
    837 - 195 = 642
    738 - 196 = 542
    783 - 214 = 569
    873 - 214 = 659
    693 - 215 = 478
    963 - 215 = 748
    594 - 216 = 378
    954 - 216 = 738
    567 - 218 = 349
    594 - 218 = 376
    657 - 218 = 439
    693 - 218 = 475
    954 - 218 = 736
    963 - 218 = 745
    567 - 219 = 348
    657 - 219 = 438
    783 - 219 = 564
    873 - 219 = 654
    891 - 234 = 657
    981 - 235 = 746
    954 - 236 = 718
    981 - 236 = 745
    891 - 237 = 654
    657 - 238 = 419
    954 - 238 = 716
    657 - 239 = 418
    837 - 241 = 596
    819 - 243 = 576
    918 - 243 = 675
    918 - 245 = 673
    963 - 245 = 718
    981 - 245 = 736
    819 - 246 = 573
    837 - 246 = 591
    981 - 246 = 735
    567 - 248 = 319
    963 - 248 = 715
    567 - 249 = 318
    648 - 251 = 397
    873 - 254 = 619
    891 - 254 = 637
    648 - 257 = 391
    891 - 257 = 634
    873 - 259 = 614
    783 - 264 = 519
    783 - 269 = 514
    864 - 271 = 593
    954 - 271 = 683
    819 - 273 = 546
    864 - 273 = 591
    918 - 273 = 645
    954 - 273 = 681
    693 - 275 = 418
    918 - 275 = 643
    594 - 276 = 318
    819 - 276 = 543
    594 - 278 = 316
    693 - 278 = 415
    675 - 281 = 394
    954 - 281 = 673
    954 - 283 = 671
    675 - 284 = 391
    648 - 291 = 357
    675 - 291 = 384
    837 - 291 = 546
    864 - 291 = 573
    864 - 293 = 571
    675 - 294 = 381
    837 - 296 = 541
    648 - 297 = 351
    972 - 314 = 658
    846 - 317 = 529
    945 - 317 = 628
    945 - 318 = 627
    972 - 318 = 654
    846 - 319 = 527
    891 - 324 = 567
    981 - 324 = 657
    846 - 327 = 519
    891 - 327 = 564
    945 - 327 = 618
    981 - 327 = 654
    945 - 328 = 617
    846 - 329 = 517
    927 - 341 = 586
    918 - 342 = 576
    918 - 346 = 572
    927 - 346 = 581
    819 - 352 = 467
    972 - 354 = 618
    981 - 354 = 627
    819 - 357 = 462
    981 - 357 = 624
    972 - 358 = 614
    819 - 362 = 457
    891 - 364 = 527
    819 - 367 = 452
    891 - 367 = 524
    918 - 372 = 546
    918 - 376 = 542
    927 - 381 = 546
    927 - 386 = 541
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