分数乘整数的题50
问题描述:
分数乘整数的题50
答
30×1/1512×1/6100×1/501/24×122/7×147/9×181000×1/105/6×1311×1/572×1/9012×1/63/100×1056×1/811/2×61/1000×5013×1/262/7×145/12×810×2/331×1/101000×3/10050×1/2063×1/9100×3/209×2/81100...