=
1﹣0.01=
1+2.5%=
3.3﹣=
0.25×4=
7.9+100=
2.6+0.8=
7.5×0.01=
1÷2%=
÷7=
×=
÷=
3.2÷0.01= 5.6+3.99= ÷ =
× = 4.1+1÷2=
654﹣546=
0.2÷=
7.58﹣3.8=
×5.6+9=
×≈
0.36÷0.3=
2.4×0.5=
﹣=
3×÷=
1÷+1÷=
307﹣299= += ×0.63= A﹣A=
5.2﹣0.6= ÷= ×= 4.25×4=