Introduce subtraction by partitioning and regrouping with these editable slides, showing students how to break numbers into hundreds, tens and ones before subtracting matching parts. Students explore when regrouping is needed, when a part is too small to subtract from, then practise solving subtraction problems step by step.
What's included:
Introductory slides explaining partitioning and regrouping, including a clear explanation of when regrouping is needed
Modelled examples showing 2 and 3 digit subtraction solved by partitioning both numbers, with and without regrouping
7 practice slides with problems worked out step by step, with answers revealed one at a time