Year 3- Addition and Subtraction Bundle

Fluency and Reasoning Teaching Slides
Week 1:
L1 – Adding and subtracting multiples of 100
L2 – Adding and subtracting 3 digit numbers and ones – no crossing
L3 – Adding 3-digit numbers and ones- crossing
L4 – Subtracting 3-digit numbers and ones- crossing
L5 – Word problems using a mix of the above
Extra sheets: Differentiated arithmetic for each lesson above

Week 2:
L6- Add and subtract tens- not crossing
L7- Add tens – crossing
L8- Subtract tens – crossing
L9- Word problems- add and subtract tens- crossing
L10- Add and subtract multiple of 100s (number line, place value link)

Week 3:
L11 - Add and subtract 100s
L12 - Pattern spotting
L13 - Pattern spotting
L14 - 2- digit and 3-digit numbers
L15 - Add 2-digit & 3-digit numbers

Week 4:

L16 -Add 2-digit & 3-digit numbers
L17 - Subtract 2-digit & 3-digit numbers
L18 -Subtract 2-digit & 3-digit numbers
L19 - Add two 3- digit numbers (1)
L20 -Add two 3- digit numbers (2)

Week 5:
L21- Subtract 3-digits from 3-digits
L22- Subtract 3-digits from 3-digits
L23- Estimate Answers
L24 - Estimate Answers
L25 - Check Answers