题目

直接写得数 ×0=         × =          - =           - = 45× =        + =           × =          × = 答案：13 ×0=0         23 × 910 =35          35 - 12 =110           79 - 13 =49 45× 35 =27        12 + 23 = 76          37 × 16 =114          89 × 2716 =32

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