(1-1/6+3/4)*9(-48)(1-1/6+3/4)*(-48)
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(1-1/6+3/4)*9(-48)(1-1/6+3/4)*(-48)(1-1/6+3/4)*9(-48)(1-1/6+3/4)*(-48)(1-1/6+3/4)*9(-48)(1-1/6+3/4)*
(1-1/6+3/4)*9(-48)(1-1/6+3/4)*(-48)
(1-1/6+3/4)*9(-48)
(1-1/6+3/4)*(-48)
(1-1/6+3/4)*9(-48)(1-1/6+3/4)*(-48)
(1-1/6+3/4)*(-48)
=(12/12-2/12+9/12)*(-48)
=(10/12+9/12)*(-48)
=19/12*(-48)
=-76
掌声响起来!
(1-1/6+3/4)*9(-48)(1-1/6+3/4)*(-48)
48*(1/12+1/6-3/4)
(1-1/6+3/4)*(-48)
(-1/6+3/4-1/12)*(-48)
3+48+4+6+1+2
1*2*4+2*4*8+3*6*12分之1*3*24+2*6*48+3*9*27
1×2×4+2×4×8+3×6×12分之1×3×24+2×6×48+3×9×72
1*2*4+2*4*8+3*6*12分之1*3*24+2*6*48+3*9*72简算
(1*3*24+2*6*48+3*9*72)/(1*2*4+2*4*8+3*6*12)
1*3*24+2*6*48+3*9*72/1*2*4+2*4+3*6*12
(1×3×24+2×6×48+3×9×72)÷(1×2×4+2×4×8+3×6×12)=?
(-1/12-1/36+3/4-1/6)×(-48)
(3/4-1/6-1/12-1/36)×(-48)
(-1/12-1/36+3/4-1/6)*(-48)
(1/3-1/4-1/6)×(-48)
--3 --- -5-4-- --- -9---- 1-3 --4--2 --- ----9- --- -3-67- -48 -2-8-- -25 -4---- -7- -6-
1/2+1/3+1/4+1/6+1/12+1/48+1/56
(-1/6+3/4-1/12)×(-48) 简便计算