作业帮计算：1/3+3/4+2/5+5/7+7/8+9/20+10/21+11/24+19/35=?计算[（5又1/4-4.25）×5/8]÷3/8+3.3÷1又5/6不好意思又来求助,我很笨,没分了,悬赏分有点少,抱歉计算[（5又1/4-4.25）×5/8]÷3/8+3.3÷1又5/6
来源：学生作业帮助网 编辑：作业帮 时间：2024/05/11 15:16:22
![计算：1/3+3/4+2/5+5/7+7/8+9/20+10/21+11/24+19/35=?计算[（5又1/4-4.25）×5/8]÷3/8+3.3÷1又5/6不好意思又来求助,我很笨,没分了,悬赏分有点少,抱歉计算[（5又1/4-4.25）×5/8]÷3/8+3.3÷1又5/6](/uploads/image/z/1480-40-0.jpg?t=%E8%AE%A1%E7%AE%97%EF%BC%9A1%2F3%2B3%2F4%2B2%2F5%2B5%2F7%2B7%2F8%2B9%2F20%2B10%2F21%2B11%2F24%2B19%2F35%3D%3F%E8%AE%A1%E7%AE%97%5B%EF%BC%885%E5%8F%881%2F4-4.25%EF%BC%89%C3%975%2F8%5D%C3%B73%2F8%2B3.3%C3%B71%E5%8F%885%2F6%E4%B8%8D%E5%A5%BD%E6%84%8F%E6%80%9D%E5%8F%88%E6%9D%A5%E6%B1%82%E5%8A%A9%2C%E6%88%91%E5%BE%88%E7%AC%A8%2C%E6%B2%A1%E5%88%86%E4%BA%86%2C%E6%82%AC%E8%B5%8F%E5%88%86%E6%9C%89%E7%82%B9%E5%B0%91%2C%E6%8A%B1%E6%AD%89%E8%AE%A1%E7%AE%97%5B%EF%BC%885%E5%8F%881%2F4-4.25%EF%BC%89%C3%975%2F8%5D%C3%B73%2F8%2B3.3%C3%B71%E5%8F%885%2F6)
计算：1/3+3/4+2/5+5/7+7/8+9/20+10/21+11/24+19/35=?计算[（5又1/4-4.25）×5/8]÷3/8+3.3÷1又5/6不好意思又来求助,我很笨,没分了,悬赏分有点少,抱歉计算[（5又1/4-4.25）×5/8]÷3/8+3.3÷1又5/6
计算：1/3+3/4+2/5+5/7+7/8+9/20+10/21+11/24+19/35=?计算[（5又1/4-4.25）×5/8]÷3/8+3.3÷1又5/6
不好意思又来求助,我很笨,没分了,悬赏分有点少,抱歉
计算[（5又1/4-4.25）×5/8]÷3/8+3.3÷1又5/6
计算：1/3+3/4+2/5+5/7+7/8+9/20+10/21+11/24+19/35=?计算[（5又1/4-4.25）×5/8]÷3/8+3.3÷1又5/6不好意思又来求助,我很笨,没分了,悬赏分有点少,抱歉计算[（5又1/4-4.25）×5/8]÷3/8+3.3÷1又5/6
1/3+3/4+2/5+5/7+7/8+9/20+10/21+11/24+19/35=91/20
[（5又1/4-4.25）×5/8]÷3/8+3.3÷1又5/6 =52/15
1/3+3/4+2/5+5/7+7/8+9/20+10/21+11/24+19/35
=(1/3+3/4+7/8+11/24)+(2/5+9/20)+(5/7+10/21+19/35)
=(8/24+18/24+21/24+11/24)+(8/20+9/20)+(75/105+50/105+57/105)
=29/12+17/20+26/15
=145/60+51/60+104/60
=300/60
=5
[(5+1/4-4.25)X5/8]]÷3/8+3.3÷(11/6)
=1X(5/8)X(8/3)+(33/10)X(6/11)
=5/3+9/5
15/62
题1 其实是个求最小公倍数的题
1/3+3/4+2/5+5/7+7/8+9/20+10/21+11/24+19/35
=(1/3+3/4+7/8+11/24)+(2/5+9/20)+(5/7+10/21+19/35)
=(8/24+18/24+21/24+11/24)+(8/20+9/20)+(75/105+50/105+57/105)
=29/12+17...
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题1 其实是个求最小公倍数的题
1/3+3/4+2/5+5/7+7/8+9/20+10/21+11/24+19/35
=(1/3+3/4+7/8+11/24)+(2/5+9/20)+(5/7+10/21+19/35)
=(8/24+18/24+21/24+11/24)+(8/20+9/20)+(75/105+50/105+57/105)
=29/12+17/20+26/15
=145/60+51/60+104/60
=300/60
=5
题2
[(5+1/4-4.25)X5/8]÷3/8+3.3÷(11/6)
=1X(5/8)X(8/3)+(33/10)X(6/11)
=5/3+9/5
=25/15+27/15
=14/5
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