Mathematics for IGCSE & O level - Estimation (Section 3 - No. 29) | ExamPlay

Mathematics for IGCSE & O level - Estimation (Section 3 - No. 29)

Which number is used to maintain the place value of the digit when we want to round?

Zero

One

Nine

None of the above

Paliwanag

Zeros are used to maintain the place value.

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