-0.25= 80%÷4= 24× ÷24× = ÷3=
0.32= 1010× = 1+2%= ×75%=
① ÷ + ÷
② +0.65+ -0.35
③( + × )÷
④ × + ÷
⑤144×
⑥ ×92+7×0.625+62.5%