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三位数乘两位数15 920 × 93 = 978 × 26 = 597 × 40 = 347 × 66 = 559 × 85 = 901 × 27 = 805 × 51 = 601 × 49 = 197 × 78 = 824 × 28 = 774 × 25 = 194 × 69 = 735 × 70 = 747 × 29 = 981 × 35 = 447 × 52 = 613 × 98 = 670 × 30 = 290 × 45 = 939 × 71 =三位数乘两位数15 答案 85560 25428 23880 22902 47515 24327 41055 29449 15366 23072 19350 13386 51450 21663 34335 23244 60074 20100 13050 66669
