Add and Subtract within 10
Add and Subtract within 20
Add and Subtract within 100
Add and Subtract within 500
CHALLENGE
100

Sarah has 3 apples. She buys 4 more. How many apples does she have now?

7 apples 

100

Jamie has 10 pencils. He buys 5 more. How many pencils does he have now?

15 pencils

100

Anna has 25 stickers. She gets 30 more. How many stickers does she have now?

55 stickers

100

A store has 262 toys. It receives 150 more. How many toys are there now?

412 toys 

100

If there are 3 bags with 2 apples each, how many apples are there in total?

6 apples

200

There are 6 birds on a tree. 2 fly away. How many birds are left on the tree?

 4 birds

200

There are 15 students in a class. 7 go outside. How many students are left in the class?

8 students

200

A farmer has 50 apples. He sells 17. How many apples does he have left?

33 apples

200

There are 350 houses in a neighborhood. 50 are sold. How many houses are left?

300 houses 

200

A classroom has 4 rows of desks with 5 desks in each row. How many desks are there in total?

20 desks

300

Tom has 5 marbles. He gives 2 to his friend. How many marbles does Tom have left?

3 marbles 

300

A baker made 12 cupcakes. He sold 9. How many cupcakes does he have left?

3 cupcakes

300

There are 75 cars in a parking lot. 30 leave. How many cars are still there?

45 cars

300

A school has 487 students. 100 transfer to another school. How many students are there now?

387 students 

300

There are 6 boxes with 3 toys in each. How many toys are there altogether?

18 toys

400

Lisa sees 8 butterflies in her garden. 3 more come. How many butterflies does she see now?

11 butterflies

400

Mia has 18 balloons. 6 pop. How many balloons does she have now?

12 balloons

400

A library has 90 books. They add 15 more. How many books are there now?

105 books

400

A factory produces 453 items. It sells 217. How many items does it have left?

236 items

400

If a book costs $5 and you buy 8 books, how much do you spend?

$40

500

If you have 9 stickers and give away some to your friend, leaving you with 4, how many stickers did you give away?

5 stickers

500

 If there are 20 cookies and you eat 7, how many cookies are left?

12 cookies

500

If you have 88 candies and give away 45, how many candies do you have left?

43 candies

500

If a zoo has 515 animals and 224 are adopted, how many animals remain in the zoo?

291 animals

500

A farmer has 9 fields, and each field has 4 trees. How many trees are there in total?

36 trees