Order of Operations: Mastering Expressions with Parentheses

1. Sarah has 3 bags of apples. Each bag contains 4 apples. If she buys 2 more bags with 5 apples each, how many apples does she have in total? (Use parentheses to show your calculation.)

• 20

• 24

• 18

• 22

2. A baker made 12 cupcakes. He decided to pack them into boxes. If each box can hold 4 cupcakes, how many boxes will he need? (Calculate using the expression: 12 ÷ 4.)

• 2

• 5

• 3

• 4

3. Tom has 5 packs of stickers. Each pack contains 8 stickers. If he gives away 10 stickers to his friends, how many stickers does he have left? (Use parentheses to evaluate: (5 × 8) - 10.)

• 25

• 40

• 20

• 30

4. A gardener plants 6 rows of flowers. Each row has 7 flowers, and he plants 2 more rows with 5 flowers each. How many flowers did he plant in total? (Show your work using parentheses.)

• 60

• 48

• 52

• 54

5. Lisa read 15 pages of a book on Monday and 20 pages on Tuesday. If she plans to read 10 more pages on Wednesday, how many pages will she have read in total? (Use the expression: 15 + 20 + 10.)

• 45

• 30

• 50

• 25

6. A toy store has 24 toys. If they sell 6 toys each day, how many toys will they have left after 3 days? (Calculate using: 24 - (6 × 3).)

• 0

• 6

• 18

• 12

7. In a classroom, there are 8 tables. Each table has 4 chairs. If 5 chairs are broken, how many chairs are still usable? (Use parentheses to show your calculation.)

• 20

• 32

• 25

• 27

8. A movie theater has 10 rows of seats. Each row has 12 seats. If 15 seats are reserved for a special event, how many seats are available? (Calculate using: (10 × 12) - 15.)

• 120

• 100

• 90

• 105

9. A farmer has 20 chickens and buys 5 more. If he sells 3 chickens, how many does he have now? (Use parentheses to evaluate: (20 + 5) - 3.)

• 20

• 25

• 22

• 18

10. Emma has 3 boxes of crayons. Each box contains 12 crayons. If she gives away 5 crayons, how many does she have left? (Show your work using parentheses.)

• 35

• 30

• 25

• 31