Subtraction
WALT:
Recognise and explain the connection between addition and subtraction (ACMNA054)
WILF:
All of us will subtract two digit numbers with regrouping in the 10's place.
Most of us will subtract three digit numbers with regrouping in the hundreds place.
Some of us will be able to write our own subtraction number sentences including regrouping.
Game:
Roll to 0
Start with the number 100.
Roll two dice.
Add the two numbers together.
Subtract the total from 100.
The first to reach 0 wins.
Roll to 0
Start with the number 100.
Roll two dice.
Add the two numbers together.
Subtract the total from 100.
The first to reach 0 wins.
In Shoulder partners.
Partner A - Teach partner B how to do a two digit subtraction.
Partner B - Were you able to solve the sum based off Partner A's method?
Partner A - Teach partner B how to do a two digit subtraction.
Partner B - Were you able to solve the sum based off Partner A's method?