Rounding and estimating
How to round numbers
Discover how to round a number to the nearest ten or hundred and why this can be helpful.
Rounding decimals to one place
Learn to revise rounding decimal places to the nearest whole number and nearest tenth.
Rounding numbers in the millions
Learn about rounding numbers up or down to the nearest million.
The number line to 10,000
Learn how to estimate and label numbers up to 10,000 on a number line.
Number line to 100 and 1000
Learn how to write and work out numbers on a number line to 1000.
How to use estimation to check your answers
Find out about different ways to estimate and check your work.
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