12.56﹣6.64﹣3.36 45.5﹣(0.98+5.5) 6+7.94+6.4 3.75×4.8+62.5×0.48.
能简算的要简算×7+÷(+)×563÷﹣÷3÷[(+)×](5﹣﹣)÷.
136= .
3.6×+×+×= .
计算: (1)125×888= . (2)1+3+5+7+9= 25 .
下面各题怎样简便怎样算. 11.41﹣(3.41+3.53)﹣4.47= (﹣)×45= 0.125×32×2.5=.