QUESTION IMAGE
Question
0.9 \overline{)1350}
Step1: 将除数化为整数
根据小数除法的规则,除数是\(0.9\),要把它变成整数,需要将除数和被除数的小数点同时向右移动一位,这样\(0.9\)就变成\(9\),\(1.350\)就变成\(13.50\),此时式子变为\(9\enclose{longdiv}{13.50}\)。
Step2: 进行除法运算
\(13\)里面包含\(1\)个\(9\),\(1\times9 = 9\),\(13 - 9 = 4\);把\(5\)落下来,得到\(45\),\(45\)里面包含\(5\)个\(9\),\(5\times9 = 45\),\(45 - 45 = 0\);再把\(0\)落下来,\(0\)里面包含\(0\)个\(9\),所以结果是\(1.5\)。
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\(1.5\)