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Subjects / TY Numeracy Bridge / Number Sense

Estimation and rounding

Round sensibly and estimate answers quickly to check that a calculation makes sense.

In review Transition Year Common
15practice questions

Match the pairs: 1 · Multiple choice: 7 · Numeric answer: 1 · Put in order: 1 · Short answer: 5

Each question has up to three hints, a worked explanation, and is tracked in your progress and review plan.

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Try a question

Multiple choice
Estimate 49 × 21 by rounding each number to the nearest ten.
Choose one answer
Hint 1

Round each number to the nearest 10.

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