The total when numbers are added together.

Add 3 numbers together in different contexts

Maths

In this unit pupils will be reviewing and securing previous knowledge of add 3 addends, understanding they can be added in any order, bridging through 10. In the future unit pupils will use known facts to find multiples of ten that compose 100  and use known facts to find complements to 100.

In the prior unit pupils learned to find 10 more or less than a 2-digit number. They added and subtracted 10 to/from a 2-digit number using number facts. In this unit pupils will be reviewing and securing previous knowledge of add 3 addends, understanding they can be added in any order, bridging through 10

Review strategies for adding and subtracting across 10

What is the sum of the numbers in the bar model? 

What number is missing from this equation? 

Alex chooses 3 of the number cards and adds them together. Which 3 cards did he choose if he gets a sum of 12?

Match the calculations to the correct sum. 

The missing numbers both have the same value. What is that value? 

This lesson will be removed by end of Summer Term 2025.

Add 3 numbers together in different contexts

Lesson outcome

This lesson will be removed by end of Summer Term 2025.