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三位数乘两位数47 976 × 39 = 134 × 61 = 653 × 75 = 403 × 12 = 614 × 31 = 956 × 62 = 860 × 85 = 656 × 84 = 253 × 23 = 880 × 63 = 829 × 60 = 249 × 15 = 791 × 16 = 803 × 64 = 138 × 70 = 503 × 87 = 668 × 44 = 726 × 65 = 345 × 80 = 995 × 17 =三位数乘两位数47 答案 38064 8174 48975 4836 19034 59272 73100 55104 5819 55440 49740 3735 12656 51392 9660 43761 29392 47190 27600 16915
