Active Worksheets: checking calculations

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K: 1 2 3

Approximate by rounding

Year 4 (age 8-9)
Round numbers to the nearest hundred and estimate an answer. Addition and subtraction. The answer sheet shows all the numbers rounded to the nearest hundred, some perhaps might be better rounded to the nearest ten.

K1: Rounding

Years 5 (age 9-11)
Round numbers to the nearest ten or hundred and estimate an answer. Addition, subtraction, multiplication and division.

K2: Year 5 rounding
K3: Year 6 rounding

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Home>Worksheets>Age 7-11 Calculations: Checking results of calculations