1.8.84X3/7+11.16/2又1/3+3/7 分数的简便运算
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![1.8.84X3/7+11.16/2又1/3+3/7 分数的简便运算](/uploads/image/z/442615-31-5.jpg?t=1.8.84X3%2F7%2B11.16%2F2%E5%8F%881%2F3%2B3%2F7+%E5%88%86%E6%95%B0%E7%9A%84%E7%AE%80%E4%BE%BF%E8%BF%90%E7%AE%97)
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1.8.84X3/7+11.16/2又1/3+3/7 分数的简便运算
1.8.84X3/7+11.16/2又1/3+3/7 分数的简便运算
1.8.84X3/7+11.16/2又1/3+3/7 分数的简便运算
8.84 * 3/7 + 11.16 / (2 + 1/3) + 3/7
= 8.84 * 3/7 + 11.16 * 3/7 + 3/7
= 3/7 * (8.84 + 11.16 + 1)
= 3 / 7 * 21
= 9