Subtraction card games

Quick answer

Subtraction card games help children learn subtraction by finding differences between numbers, comparing quantities, and making targets. These games make learning subtraction fun and practical.

Learning outcome

By the end of this page, you will understand how to use subtraction card games to practice finding differences, comparing number pairs, and making target numbers using subtraction.

Success signs:

• You can find the difference between two numbers using cards
• You can make a target number by taking away from a bigger number
• You can compare two sets of cards and say which has more
• You can play a subtraction game with a friend or family member

Why this matters

Subtraction is one of the most important maths skills you'll use every day. When you share snacks with friends, count how many toys you have left, or work out how much money you need, you're using subtraction. Subtraction card games help you practice these skills in a fun way. They also help you understand how numbers work together and how subtraction relates to real-life situations.

As you grow up, you'll use subtraction for bigger things like measuring distances, calculating time, and working out money problems. Learning subtraction through games helps you build strong number sense and confidence.

How it works

Subtraction card games work by using a deck of cards with numbers. You pick two cards and either:

1. Find the difference between them (subtract one from the other)
2. Make a target number by taking away from a bigger number
3. Compare two numbers to see which is bigger

Here's how to play:

1. Shuffle a deck of cards (use numbers 1-10 or 1-20)
2. Each player picks two cards
3. Find the difference between the two numbers
4. Keep score or play until time is up

You can also play with a target number. For example, if the target is 5, you might pick a card showing 8 and find how many you need to take away to get to 5.

Examples you can see

Let's try some examples with cards:

Example 1: Find the difference

You pick a card showing 7 and another showing 3.

To find the difference: 7 - 3 = 4

This means 7 is 4 more than 3.

Example 2: Make a target

Your target number is 6. You pick a card showing 10.

You need to find how much to take away: 10 - 6 = 4

So you take away 4 from 10 to get to 6.

Example 3: Compare sets

You have 5 cards showing 8, 4, 6, 3, 9

Your friend has 5 cards showing 7, 2, 5, 1, 10

Who has more cards with numbers over 5?

You have: 8, 6, 9 (3 cards)

Your friend has: 7, 5, 10 (3 cards)

It's a tie!

Example 4: Simple subtraction

You have 12 cookies and eat 5.

How many are left? 12 - 5 = 7

You have 7 cookies left.

Try it as a mini adventure

The Great Cookie Hunt

You're on a mission to find the perfect number of cookies for your party!

4th time: You find a bag with 15 cookies

5th time: You eat 6 cookies to test them

6th time: How many cookies are left?

7th time: You need 8 cookies for your friend's share

8th time: How many more cookies do you need to get to 8?

9th time: You find 3 more cookies in the kitchen

10th time: How many cookies do you have now?

11th time: You give 2 cookies to your little brother

12th time: How many cookies are left?

Answer: 15 - 6 = 9, 9 - 8 = 1, 1 + 3 = 4, 4 - 2 = 2

Common mistakes

Mistake 1: Thinking that 8 - 3 = 11

Why it happens: Mixing up addition and subtraction

Fix: Count backwards from 8: 7, 6, 5. That's 3 steps. So 8 - 3 = 5

Mistake 2: Starting from the smaller number

Why it happens: Not understanding which number is bigger

Fix: Always start with the bigger number when subtracting

Mistake 3: Forgetting to check your answer

Why it happens: Rushing through the game

Fix: Add your answer back to the number you took away. If 9 - 4 = 5, then 5 + 4 should equal 9

Mistake 4: Confusing "more than" and "less than"

Why it happens: Not knowing what the difference means

Fix: Think of it as "how much more" or "how much less"

Parent and carer guide

Playing subtraction card games at home helps children practice subtraction in a relaxed, fun way. Here's how to support your child:

• Start with small numbers (1-10) and work up
• Encourage your child to count backwards when subtracting
• Use real objects like toys or snacks to show subtraction
• Ask questions like "How many more do you need to get to 10?"
• Keep games short (10-15 minutes) to maintain interest
• Let your child explain their thinking when they get the answer
• Don't worry if they make mistakes - that's how they learn!
• Use the game to talk about real-life subtraction problems
• Make it a regular activity, not just a one-time thing

Remember: Games are about learning, not winning. Celebrate your child's efforts and progress!

Practice questions

1. What is 9 - 4?
2. You have 12 crayons. You give 5 to your friend. How many do you have left?
3. What number do you subtract from 15 to get 7?
4. Find the difference between 11 and 6.
5. You have 18 stickers. You use 9. How many are left?
6. What is 14 - 8?
7. You start with 10 apples. You eat 3. How many apples are left?
8. What number do you subtract from 13 to get 5?
9. Find the difference between 16 and 9.
10. You have 20 coins. You spend 7. How many coins do you have left?

Answers:

1. 5
2. 7
3. 8
4. 5
5. 9
6. 6
7. 7
8. 8
9. 7
10. 13

FAQ

What age is best for subtraction card games?

Subtraction card games work well for children aged 4-12. Younger children can start with numbers 1-10, while older children can use larger numbers and more complex problems.

How many cards should I use?

Start with 10-20 cards showing numbers 1-10 or 1-20. You can use a full deck of playing cards (numbers 1-10) or make your own cards with numbers.

Can I play subtraction card games alone?

Yes! You can play alone by picking two cards and finding the difference. You can also set a target number and see how many ways you can reach it.

What are some other subtraction games I can try?

Try "Subtraction War" where you flip cards and the person with the higher difference wins. You can also play "Subtraction Bingo" or make a subtraction board game.

How can I make subtraction card games more challenging?

Use larger numbers, introduce negative numbers, or play with multiple cards. You can also set time limits or create challenges like "make 10 using subtraction".