The result of subtracting one number from another. Way in which two or more things we are comparing are not the same.

Way in which two or more things we are comparing are like each other.

To partition one part from another (the subtrahend from the difference), or to decrease an amount by taking an amount away.

Calculate the difference

Maths

In this unit pupils will add 3 addends. They will use a strategy such as finding 2 addends to total 10 or 2 numbers to bridge though 10.  In the future unit pupils will add and subtract 1s and 10s from 2 digit numbers. They will use number facts to add/subtract a single-digit number to/from a 2-digit number .They will use a part-part-whole model to represent addition and subtraction.

In the prior unit pupils revisited addition and subtraction within ten. They consolidated addition and subtraction strategies. In this unit pupils will add 3 addends. They will use a strategy such as finding 2 addends to total 10 or 2 numbers to bridge though 10.

Calculating within 20

Which equation has been written to find the difference between 7 and 3?

Which equations represent the difference between the towers of cubes?

Aisha used 7 coloured pencils for her artwork. Lucas used 4    How many more coloured pencils did Aisha use than Lucas? 
Aisha used {{ }} more coloured pencils than Lucas.

There are 4 children outside and 8 children inside. How many fewer children are outside than inside? There are {{ }} fewer children outside than inside.

Which pairs of numbers have a difference of 4?

Use number facts to 10 to match the parts of the equation.

There are 3 _________ spiders than ladybirds

Difference between the number of pencils and the number of pens

Look at the image. Which numbers in the bar model represent the pens, pencils and difference?

What is the difference between the number of cubes shown? 

What is the difference between the number of cubes shown? {{ }}

Starter Quiz