Mastering Addition and Subtraction

If Sarah has 15 apples and gives away 7, how many does she have left?

• 12

• 6

• 8

• 10

Tom has 23 marbles. He buys 12 more. How many marbles does he have now?

• 30

• 40

• 25

• 35

A book has 45 pages. If I read 18 pages, how many pages are left to read?

• 27 pages

• 20 pages

• 25 pages

• 30 pages

Lily has 30 stickers. She loses 5 stickers. How many stickers does she have now?

• 15

• 20

• 30

• 25

There are 50 students in a class. If 10 students go home, how many students are still in class?

• 50

• 20

• 40

• 30

A farmer has 100 eggs. He sells 25 eggs. How many eggs does he have left?

• 75

• 25

• 100

• 50

If a toy costs $15 and I have $50, how much money will I have after buying the toy?

• $25

• $45

• $50

• $35

Jenny has 40 candies. She gives 10 to her friend. How many candies does she have now?

• 30

• 50

• 20

• 15

A baker made 60 cookies. If he sells 20 cookies, how many cookies are left?

• 40

• 10

• 30

• 50

If there are 80 books on a shelf and 25 are taken away, how many books remain on the shelf?

• 55

• 60

• 70

• 45