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(4/3+7/3-2/1)÷28/17/4×21/2+7/4÷19/219/5+15/4÷9/4+5/216/3×2/1+25%×0.625+4/13.5÷4+360×25%+0.25×36.5(3/2-4/1)÷4/25能简算的要简算
题目详情
(4/3+7/3-2/1)÷28/1 7/4×21/2+7/4÷19/21 9/5+15/4÷9/4+5/2
16/3×2/1+25%×0.625+4/1
3.5÷4+360×25%+0.25×36.5
(3/2-4/1)÷4/25
能简算的要简算
16/3×2/1+25%×0.625+4/1
3.5÷4+360×25%+0.25×36.5
(3/2-4/1)÷4/25
能简算的要简算
▼优质解答
答案和解析
(4/3+7/3-2/1)÷28/1
=(4/3+7/3-2/1)×28
=4/3×28+7/3×28-2/1×28
=21+12-14
=19
7/4×21/2+7/4÷19/21
=7/4×21/2+7/4×21/19
=7/4×(21/2+21/19)
=7/4×1
=7/4
9/5+15/4÷9/4+5/2
=9/5+15/4×4/9+5/2
=9/5+5/3+5/2
=9/5+(5/3+5/2)
=9/5+1
=1又9/5
16/3×2/1+25%×0.625+4/1
=16/3×2/1+4/1×8/5+4/1
=32/3+31/5+4/1
=4/1+4/1
=2/1
3.5÷4+360×25%+0.25×36.5
=3.5×0.25+360×0.25+0.25×36.5
=(3.5+360+36.5)×0.25
=400×0.25
=100
(3/2-4/1)÷4/25
=(3/2-4/1)×25/4
=12/5×25/4
=15/1
=(4/3+7/3-2/1)×28
=4/3×28+7/3×28-2/1×28
=21+12-14
=19
7/4×21/2+7/4÷19/21
=7/4×21/2+7/4×21/19
=7/4×(21/2+21/19)
=7/4×1
=7/4
9/5+15/4÷9/4+5/2
=9/5+15/4×4/9+5/2
=9/5+5/3+5/2
=9/5+(5/3+5/2)
=9/5+1
=1又9/5
16/3×2/1+25%×0.625+4/1
=16/3×2/1+4/1×8/5+4/1
=32/3+31/5+4/1
=4/1+4/1
=2/1
3.5÷4+360×25%+0.25×36.5
=3.5×0.25+360×0.25+0.25×36.5
=(3.5+360+36.5)×0.25
=400×0.25
=100
(3/2-4/1)÷4/25
=(3/2-4/1)×25/4
=12/5×25/4
=15/1
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