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1、3位数加减法计算题 100道 用时: 错误:739 133 = 121 560 = 127 315 =733 338 = 185 532 = 479 509 =973 189 = 368 167 = 258 141 =598 133 = 315 109 = 497 384 =954 417 = 583 451 = 679 157 =144 383 = 646 463 = 588 370 =292 662 = 383 449 = 612 109 =303 134 = 224 123 = 304 637 =458 132 = 444 156 = 304 155 =294 269 = 474 236
2、 = 810 326 =208 394 = 702 306 = 498 186 =498 281 = 589 247 = 291 178 =435 269 = 752 110 = 854 566 =782 621 = 535 121 = 217 281 =381 144 = 612 320 = 431 179 =167 354 = 362 372 = 756 201 =588 171 = 371 258 = 416 497 =531 402 = 666 235 = 633 486 =600 345 = 910 178 = 358 281 =652 258 = 823 303 = 271 406
3、 =189 622 = 402 521 = 543 377 =645 338 = 515 349 = 657 511 =269 314 = 269 513 = 150 178 =554 352 = 489 395 = 833 189 =486 409 = 448 246 = 589 247 =579 361 = 977 280 = 771 447 =912 782 = 175 646 = 739 133 =106 838 = 395 424 = 575 270 =723 452 = 137 201 = 900 292 =887 315 = 412 407 = 525 235 =531 204 = 140 292 = 861 747 =883 224 = 458 132 = 675 121 =858 657 = 925 759 = 662 144 =948 622 =