0.65+4.35=
1.2÷60%=
36×25%=
99×0.8+0.8=
910-540=
803-207= ÷5= 798+150= + =
0.25×8= 1.5- = 7.5÷ = 0.77+0.3=
9.8-8= × = 45.54÷45= 24× =