(-56)乘(7分之4--8分之3+14分之1)
=-56x4/7+56x3/8-56x1/14
=-32+21-4
=-15
(-56)乘(7分之4--8分之3+14分之1)
=-56*(4/7)-(-56)*(3/8)+(-56)*(1/14)
=-4*8+7*3-4
=-32+21-4
=-15
(-56)乘(7分之4--8分之3+14分之1)
=-56x4/7+56x3/8-56x1/14
=-32+21-4
=-15
(-56)乘(7分之4--8分之3+14分之1)=?
=-32+21-4
=-15
(-56)乘(7分之4--8分之3+14分之1)
=-56×4/7+56×3/8-56×1/14
=-32+21-4
=-15