Transcript National Numeracy Strategy Progression in teaching

National Numeracy Strategy
Progression in teaching
calculation strategies for
Addition and Subtraction
(examples for addition)
Stage 1: Mental counting and counting objects.
(Reception)
How many teddies?
There are 2 teddies and 3 teddies. That’s 5
teddies altogether. Watch me count them!
Stage 2: Early stages of mental calculation
and learning number facts with recording.
(Year 1)
What is 2 plus 4?
2 plus 4 is 6. Look, I’ve written it as a
number sentence!
Stage 3: working with larger numbers
and informal jottings. (Year 2)
I’ve used a number line to find 41 add 19!
Stage 4: Non-standard expanded written
methods. (Year 3)
24 + 37 =
Stage 5: use of standard written methods.
(Year 4)
352
+ 236
352
500
+ 236
80
588
8
588
Expanded method
working left to right.
Compact standard method
working right to left.
Stage 6: use of calculators for solving ‘real-life’
problems involving large numbers. (Year 5)
Altogether our school trip is going to cost:
Coach:
£352.50
Entry:
£750.30
Lunch:
£250.00
Insurance:
£186.34
Total:
£1,539.14