MathsIn Year 3

My Maths

Addition

Subtraction

My Maths

• How to access My MathsGo to www.mymaths.co.ukLogin usingUsername: wbyfleetPassword: passwordChildren then enter their own username and

password in ‘my portal’Go to the homework link and choose from one of

the optionsFeel free to play the games or go the ‘library’ for

further activities

Addition

 

  4 7

+ 7 6

  1 3

1 1 0

1 2 3

  3 6 8

+ 4 9 3

    1 1

  1 5 0

  7 0 0

  8 6 1

  47+761231 1  

  3 6 8+ 4 9 3  8 6 1  1 1  

Partitioning

Expanded Column Method

Contracted Column Method with carrying over (doorstep)

Subtraction

  5 0 0     6 0     3          - 2 0 0     4 0     1            3 0 0     2 0     2   = 3 2 2

  5   6   3- 2   4   1  3   2   2

PartitioningContracted Column

Method

7 2 6

- 3 5 8

Contracted Column Method with

Decomposition (exchanging)