Airyhall School

Numeracy Strategies Videos

Addition & Subtraction

Friends of Ten

Near Doubles

Inverse

Bridging Tens

How can bridging through 10 help me to add and subtract? - BBC Bitesize

Counting On

Partitioning

Split Strategy

Compensating

How can counting on help me add two-digit numbers? - BBC Bitesize

How can partitioning help me add two digit numbers? - BBC Bitesize

How can compensating make adding and subtracting easier? - BBC Bitesize

Column Addition with Carrying

3-digit Column Addition

Column Subtraction

Mental Strategies

What is column addition? - BBC Bitesize

How to use column subtraction - BBC Bitesize

How to add and subtract in your head - BBC Bitesize

Multiplication & Division

Repeated Addition

Using Arrays to Multiply

Using Multiples of Ten

Partitioning to Multiply

How can adding help me multiply? - BBC Bitesize

How can an array help me multiply? - BBC Bitesize

How can multiples of ten make multiplication easier? - BBC Bitesize

How do I multiply two-digit numbers more easily? - BBC Bitesize

Repeated Subtraction

Using Arrays to Divide

Using Halving to Divide

Multiplying & Dividing by 10 & 100

How can subtracting help me with division? - BBC Bitesize

How can an array help me with division? - BBC Bitesize

How can halving help me divide? - BBC Bitesize

How to multiply and divide by 0, 1, 10 and 100 - BBC Bitesize

Short Division (Bus Stop)

Short division using written methods - BBC Bitesize

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