A 60-minute lesson in which students will revise strategies such as counting on, counting back, subtracting 10, and using known number facts.
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What Do You Know?
60 mins
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Suitable for years:
3
Curriculum
ACMNA055
Recall addition facts for single-digit numbers and related subtraction facts to develop increasingly efficient mental strategies for computation
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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