Use known facts and mental strategies to calculate with decimal numbers within and across a whole
Lesson 5 / 5
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I can use known facts and mental strategies to calculate with decimal numbers within and across a whole.
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If you know that 5 + 2 is equal to 7 then 5 tenths + 2 tenths is equal to 7 tenths so 0.5 + 0.2 = 0.7
Use known facts and unitising to add tenths.
Bridging 10 strategies with whole numbers can be applied when the tenths bridge one whole.
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