Any of the numbers that are added together.

The result of adding two or more numbers.

Addition is commutative because if order of the addends are change, the sum remains the same.

Explain that addition is commutative

Maths

In this unit pupils will explain that addition is commutative. They will find pairs of numbers to 10 and add or subtract 1 from any number.  In the future unit pupils will demonstrate their fluency of addition and subtraction within ten. They will practise addition and subtraction strategies.

In prior learning, pupils will have learnt to count confidently and have developed a deep understanding of the numbers to 10, the relationships between them and the patterns within those numbers. In this unit pupils will explain that addition is commutative. They will find pairs of numbers that total 10 and add or subtract 1 to and from any number to 10.

Addition and subtraction facts within 10

Jacob describes this picture as 2 apples and 5 oranges. 7 pieces of fruit altogether.
He writes 2 + 5 = 7.
What equation would represent the story if the parts had been added in a different order?

Which Hungarian tens frame shows 4 + 2 = 2 + 4?

Match the equations that show that the addends order can be changed but the sum will remain the same. 

What is the missing number from this equation to make it correct?

Alex says that 5 can be used to fill all the gaps in the equations. Tick the ones where 5 is the missing number.

Sam uses these counters to find the sum in an equation. Which number will 
be the sum?

Which numeral represents the amount added in the picture?

Write an equation to represent the picture.

Which picture could represent this equation?  6 = 2 + 4 

This missing number equation represents the picture shown.  3 + ___ = 5
 Which number is the missing addend?

Sam has 3 pens and Jacob has 4 pencils. When they put them together, they have a whole group of 7 objects. Which expression could represent the addends?

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