Adding and subtracting
Number bonds to 100
Learn about number bonds to 100 using tens and ones.
Add 2-digit numbers
Learn how to add two-digit numbers.
Adding 3-digit and 1-digit numbers together
Explore examples and a video to show how to add up to 3-digits and 1-digit numbers.
Add 3-digit and 2-digit numbers
Learn how to add 3-digit and 2-digit numbers using the column method.
Subtracting 2-digit numbers
Find out how number columns allow you to take large numbers and subtract one from another.
Subtract a 1-digit number from a 3-digit number
Learn some different methods for subtracting a one-digit number from a three-digit number.
How to add and subtract in your head
Explore how to use mental methods for addition and subtraction.
Addition and subtraction methods
Learn about efficient addition and subtraction methods.
Add numbers with up to 4 digits together
Learn how to add numbers with up to 4 digits together.
Subtract up to 4-digit numbers
Learn how to subtract up to 4-digit numbers.
Add numbers with 4 digits or more together
Discover how to add more than 4-digits together.
Subtracting more than 4-digit numbers
Learn about the column method and use it to subtract numbers with 4 or more digits.
Counting in 25s
Learn how to count in 25s.
Subtracting decimals
Learn how to recognise and work with tenths, hundredths and thousandths.
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