(45 ÷ 3)2+2=
6 + 5^2 - 2=
2 (15-6)+5(10+2)-2(4)=
4×4+20×2=
3^3+ 20 ÷ 2+ 1=
180÷3+√1=
60 ÷ 2+7=
32
37
38
70
29
61
56
