-32又16/25÷(-8×4)+2.5²+(1/2+2/3-3/4-11/12)×24过程

-32又16/25÷(-8×4)+2.5²+(1/2+2/3-3/4-11/12)×24过程
-32又16/25÷(-8×4)+2.5²+(1/2+2/3-3/4-11/12)×24过程

-32又16/25÷(-8×4)+2.5²+(1/2+2/3-3/4-11/12)×24过程
-32又16/25÷(-8×4)+2.5²+(1/2+2/3-3/4-11/12)×24
=(32+16/25)/32+6.25+(6+8-9-11)/12*24
=(1+1/50)+6.25-12
=1.02+6.25-12
=7.27-12
=-4.73 ,

原式= -56×0。81-62。15×(7。35)+65×2。7+02×4。2-51×6。3-14×84。60 =-1-6。10+44+81-36-54 =-1-2。50 =-708。50
2011-10-31 5:25:51