1.02﹣0.53=
=
3.6÷0.1=
3.14×4=
40×25%=
1﹣0.14=
3.4÷0.17=
0.92=
625+375=
×40=
÷=
×=
×2.1=
0÷=
20×45%=
25%÷=
1÷×=
×÷×=
0.77+0.33= 2+0.02= 0.22= ÷2÷ =
× = ÷ = 5- = 1- - =
47+53= 420÷70= 100-28.5= 0.03×8= 234- 199=
50×80= 2.7÷0.9= = 1÷ =
5.4÷0.09= 7.75+3.86-7.75+1.14= 2.5×0.99×0.4=
26.2+38= 40×0.1÷0.001= 56.27- 3.73-46.27=