One-Step Addition & Subtraction with Variables Quiz

If x represents the number of apples Sarah has and she buys 5 more, what is the expression for the total number of apples?

• x - 5

• x + 5

• 5 + x

• x * 5

Tom has y toy cars. If he gives away 3 cars, how can we express the number of toy cars he has left?

• y - 3

• y / 3

• y + 3

• y - 1

A box contains z chocolates. If 4 chocolates are eaten, how can we write the expression for the remaining chocolates?

• z / 4

• z - 4

• z + 4

• 4 - z

If x is the number of books in a library and 10 more books are added, what is the expression for the new total of books?

• x - 10

• 10x

• x + 10

• x + 5

Lily has y stickers. If she loses 2 stickers, how can we express the number of stickers she has now?

• y - 1

• y + 2

• y / 2

• y - 2

A farmer has z eggs. If he sells 6 eggs, how can we express the number of eggs left?

• z + 6

• z - 6

• 6 - z

• z - 3

If x represents the number of pencils in a box and 7 more are added, what is the expression for the total number of pencils?

• x + 7

• x - 7

• x + 14

• 7x

Jake has y baseball cards. If he trades away 5 cards, how can we express the number of cards he has after the trade?

• y - 10

• 5 - y

• y - 5

• y + 5

A jar contains z marbles. If 3 marbles are taken out, how can we express the number of marbles remaining in the jar?

• z + 3

• 3 - z

• z - 3

• z - 1

If x is the number of cookies in a jar and 8 cookies are eaten, what is the expression for the number of cookies left in the jar?

• x + 8

• x - 8

• x / 8

• 8 - x