【简算】 (3/4-2/3)÷1/5 4/5×7/8+7/8÷5 (1-8/15×3/4)÷3/5 (3/8+2/17)×8+1/17
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/12 04:47:54
![【简算】 (3/4-2/3)÷1/5 4/5×7/8+7/8÷5 (1-8/15×3/4)÷3/5 (3/8+2/17)×8+1/17](/uploads/image/z/198928-64-8.jpg?t=%E3%80%90%E7%AE%80%E7%AE%97%E3%80%91+%EF%BC%883%2F4-2%2F3%29%C3%B71%2F5+4%2F5%C3%977%2F8%EF%BC%8B7%2F8%C3%B75+%EF%BC%881-8%2F15%C3%973%2F4%EF%BC%89%C3%B73%2F5+%EF%BC%883%2F8%EF%BC%8B2%2F17%EF%BC%89%C3%978%EF%BC%8B1%2F17)
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【简算】 (3/4-2/3)÷1/5 4/5×7/8+7/8÷5 (1-8/15×3/4)÷3/5 (3/8+2/17)×8+1/17
【简算】 (3/4-2/3)÷1/5 4/5×7/8+7/8÷5 (1-8/15×3/4)÷3/5 (3/8+2/17)×8+1/17
【简算】 (3/4-2/3)÷1/5 4/5×7/8+7/8÷5 (1-8/15×3/4)÷3/5 (3/8+2/17)×8+1/17
(3/4-2/3)÷1/5
=1/12ch35
=5/12
4/5×7/8+7/8÷5
=(4/5+1/50×7/8
=1×7/8
=7/8
(1-8/15×3/4)÷3/5
=(1-2/5)×5/3
=3/5×5/3
=1
(3/8+2/17)×8+1/17
=3/8×8+(16/17+1/17)
=3+1
=4