0.28×10= 0.1-0.01= 2.5×8= 6.3÷0.7=
7÷0.35= 1.2+4.5= 4.5÷9= 0.12×8=
101×25= ×0.5= ×= 5+= 2.5× =
3.2÷8= 1.25- = 5× ÷5÷ = 1.25× ×0.8=