10﹣6.8= ﹣ = 35×1%= 1.25×24= 5× ÷5× =
0.42= 10÷0.02= 5a×7a= 1÷3= 1﹣1÷6=
15﹣8.6=
88×62.5%=
(0.18+0.9)÷9=
÷7=
+ =
﹣ ×0=