Solve the following division problems: 45 ÷ 9, 36 ÷ 6, 66 ÷ 3, 81 ÷ 9, 54 ÷ 6, 18 ÷ 3, 72 ÷ 8, 49 ÷ 7, 120 ÷ 6, 18 ÷ 9.

$$45 \div 9 = 5$$ $$36 \div 6 = 6$$ $$66 \div 3 = 22$$

$$81 \div 9 = 9$$ $$54 \div 6 = 9$$ $$18 \div 3 = 6$$

$$72 \div 8 = 9$$ $$49 \div 7 = 7$$ $$120 \div 6 = 20$$ $$18 \div 9 = 2$$

Here are all the answers:

• $45 \div 9 = \boxed{5}$
• $36 \div 6 = \boxed{6}$
• $66 \div 3 = \boxed{22}$
• $81 \div 9 = \boxed{9}$
• $54 \div 6 = \boxed{9}$
• $18 \div 3 = \boxed{6}$
• $72 \div 8 = \boxed{9}$
• $49 \div 7 = \boxed{7}$
• $120 \div 6 = \boxed{20}$
• $18 \div 9 = \boxed{2}$