Practice Addition as Combining in Math

Use these practice problems to test your method after reviewing the concept explanation and worked examples.

Quick Recap

Understanding addition as the act of joining or combining two or more quantities to form a larger whole amount. This model helps students see addition as a physical action rather than an abstract rule.

When you pour two cups of water together, you get their combined amount.

Showing a random 20 of 64 problems.

Example 1

easy
Compute the combined total of two parts: 56+2856 + 28.

Example 2

easy
Mia has 4 red marbles and 3 green marbles. How many marbles does she have in all?

Example 3

medium
Owen sees 7 ants near the rock and 1 ant near the leaf. How many ants does Owen see in all?

Example 4

medium
A class has 1010 boys and 1313 girls. How many students, and is the total bigger than either group?

Example 5

easy
Mia and Leo each bring some apples for the class. Mia brings 7 and Leo brings 5. How many apples did they bring together?

Example 6

medium
A shelf has 1414 books. You add 77 more, then 00 more. How many books now?

Example 7

medium
You have 2 apples. Mom gives you 2 more. How many apples?

Example 8

easy
Two plates have cookies. One plate has 2 cookies and the other has 7. How many cookies altogether?

Example 9

medium
Sara had some stickers, got 55 more, and now has 1212. How many did she start with?

Example 10

easy
You have 2 dogs and your friend has 6 dogs. How many dogs are there in all when you combine your groups?

Example 11

easy
A plate has 44 cookies. You add 33 more. How many cookies now?

Example 12

medium
You have 3 blocks. You get 1 more block. How many blocks now?

Example 13

medium
A garden has 1212 roses and 99 tulips. How many flowers in all?

Example 14

medium
Two ribbons measure 77 cm and 88 cm. Laid end to end, how long are they together?

Example 15

easy
Compute the combined total of two groups: 8+68 + 6.

Example 16

medium
A bookcase has 34 books on the top shelf, 28 books on the middle shelf, and 19 books on the bottom shelf. If all the books were put into one big stack, how many books would be in the stack?

Example 17

easy
A juice stand sold 47 cups of lemonade in the morning and 26 cups in the afternoon. The owner wants to know the day's combined total. How many cups were sold in all?

Example 18

medium
A farmer has 45 sheep in the north pasture and 39 in the south pasture. He opens the gate and the flocks combine into one. How many sheep are in the combined flock?

Example 19

easy
You see 1 cat. Your sister has 2 cats. You put the cats together. How many cats?

Example 20

hard
Two classes pool their canned-food donations into one bin. Class A brings 48 cans and Class B brings 37. The combined goal is 100 cans. How many cans have they collected so far, and how many more cans do they still need to reach 100?