①
②
③125×32×2.5
④
0.5÷5%= 9÷×= 3÷4+= 3﹣=
8××0.125= ÷15= ×1.6= 40%+1.4=
12﹣3.6= 12×0.5= 36×25%= ×6+=
+= ÷4= 0××5= 28÷1.25÷8=