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

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

Calculate the difference when information is presented in a pictogram

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

Class 5 make a pictogram to show the number of minibeasts they found in their garden. How many ants did Class 5 find?

How many more ants did Class 5 find than ladybirds?

Class 5 found 2 fewer butterflies than worms. How many butterflies did they find?

How many woodlice did Class 5 find the following week? (Pay close attention to the key.)

How many fewer ants did Class 5 find than beetles?

Class 5 found 2 fewer butterflies than woodlice. How many butterflies did they find?

Which of these equations will have a difference of 1?

2, 4, 6, 8, ____
If I skip count in twos, the next number will be {{ }}

2, 4, 6, 8, 10, 12, 14, ___, 18, 20
When I was skip counting in twos, I missed a number. The missing number is {{ }}

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