A 60-minute lesson in which students apply their knowledge of addition and subtraction as inverse operations to solve equations with missing addends.
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Think 'Addition' to Subtract
60 mins
|
Suitable for years:
3
Curriculum
VC2M3A01
Recognise and explain the connection between addition and subtraction as inverse operations, apply to partition numbers and find unknown values in number sentences
VC2M3A02
Extend and apply knowledge of addition and subtraction facts to 20 to develop efficient mental strategies for computation with larger numbers without a calculator
MA2-AR-01
Selects and uses mental and written strategies for addition and subtraction involving 2- and 3-digit numbers
MA2-NSM-01
Estimates, measures and compares the masses of objects using kilograms and grams
ACMNA054
Recognise and explain the connection between addition and subtraction
ACMNA055
Recall addition facts for single-digit numbers and related subtraction facts to develop increasingly efficient mental strategies for computation
AC9M3A01
Recognise and explain the connection between addition and subtraction as inverse operations, apply to partition numbers and find unknown values in number sentences
AC9M3A02
Extend and apply knowledge of addition and subtraction facts to 20 to develop efficient mental strategies for computation with larger numbers without a calculator
Author
Teach Starter Publishing
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