能简算就算48/35÷13/19+22/35÷13/19(0.8+1/125)×5/475×9/13/3/4(3/5—2/15)÷(1/12+5/6)
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![能简算就算48/35÷13/19+22/35÷13/19(0.8+1/125)×5/475×9/13/3/4(3/5—2/15)÷(1/12+5/6)](/uploads/image/z/1087951-31-1.jpg?t=%E8%83%BD%E7%AE%80%E7%AE%97%E5%B0%B1%E7%AE%9748%2F35%C3%B713%2F19%EF%BC%8B22%2F35%C3%B713%2F19%EF%BC%880.8%EF%BC%8B1%2F125%EF%BC%89%C3%975%2F475%C3%979%2F13%2F3%2F4%EF%BC%883%2F5%E2%80%942%2F15%EF%BC%89%C3%B7%EF%BC%881%2F12%EF%BC%8B5%2F6%EF%BC%89)
能简算就算48/35÷13/19+22/35÷13/19(0.8+1/125)×5/475×9/13/3/4(3/5—2/15)÷(1/12+5/6)
能简算就算
48/35÷13/19+22/35÷13/19
(0.8+1/125)×5/4
75×9/13/3/4
(3/5—2/15)÷(1/12+5/6)
能简算就算48/35÷13/19+22/35÷13/19(0.8+1/125)×5/475×9/13/3/4(3/5—2/15)÷(1/12+5/6)
48/35÷13/19+22/35÷13/19
=48/35*19/13+22/35*19/13
=19/35*(48/13+22/13)
=19/35*70/13
=38/13
(0.8+1/125)×5/4
=0.8*5/4+5/500
=1+0.01
=1.01
75×9/13/3/4
=75*9/13*4/3
=900/13
(3/5—2/15)÷(1/12+5/6)
=7/15/(11/12)
=7/15*12/11
=28/55
=48/35*19/13+22/35*19/13
=(48/35+22/35)*19/13
=19/13*2
=38/13
请采纳,谢谢!
1)=(48+22)/35÷13/19=70/35÷13/19=2*19/13=38/13
2)=(0.8+1/125)×5/4=(4/5+1/125)×5/4=4/5×5/4+1/125×5/4=1+1/(25×4)=1+1/100=1+0.01=1.01
3)=75×9/13×4/3=75×4×9/3/13=300×3/13=900/13
4)=(9/15—2/15)÷...
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1)=(48+22)/35÷13/19=70/35÷13/19=2*19/13=38/13
2)=(0.8+1/125)×5/4=(4/5+1/125)×5/4=4/5×5/4+1/125×5/4=1+1/(25×4)=1+1/100=1+0.01=1.01
3)=75×9/13×4/3=75×4×9/3/13=300×3/13=900/13
4)=(9/15—2/15)÷(1/12+10/12)=(7/15)÷(11/12)=(7/11)×(12×15)=)=(7/11)×(4/5)=28/55
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