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三位数乘两位数21 326 × 87 = 953 × 38 = 242 × 70 = 323 × 78 = 204 × 26 = 876 × 39 = 211 × 44 = 576 × 61 = 741 × 18 = 799 × 40 = 419 × 54 = 169 × 80 = 380 × 11 = 722 × 41 = 626 × 65 = 422 × 63 = 918 × 92 = 645 × 42 = 595 × 39 = 914 × 83 =三位数乘两位数21 答案 28362 36214 16940 25194 5304 34164 9284 35136 13338 31960 22626 13520 4180 29602 40690 26586 84456 27090 23205 75862
