2×2=
36÷9=
9×9=
49÷7=
6×5=
35÷7=
45÷5=
6×7=
4×2= 38+50= 36-20= 88-40-30= 4×4= 5×4-4 =
42-20= 5 + 6= 32+50= 98-20= 5×3= 6×5-20 =
34.5+5.34= 340×50=+=
8.7÷0.29= ÷= 48×25%=