34 slides. Tens and Ones explored with a focus on regrouping for example 6 Tens to 4 Tens and 26 Ones. Number expanders used for some examples. Interactive PowerPoint Think Bubble Math 201
ACMNA027
Recognise, model, represent and order numbers to at least 1000
ACMNA028
Group, partition and rearrange collections up to 1000 in hundreds, tens and ones to facilitate more efficient counting
ACMNA013
Recognise, model, read, write and order numbers to at least 100. Locate these numbers on a number line
ACMNA014
Count collections to 100 by partitioning numbers using place value
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