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iGCSE (2021 Edition)

3.09 Significant figures

Interactive practice questions

How many significant figures are there in the number $108486$108486?

Three

A

Four

B

Five

C

Six

D
Easy
< 1min

What is the smallest possible number of significant figures in the number $1500000$1500000?

Easy
< 1min

How many significant figures are there in the in the number $5105$5105?

Easy
< 1min

How many significant figures are there in the number $0.20$0.20?

Easy
< 1min
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Outcomes

0580C1.9C

Give approximations to specified numbers of significant figures and round off answers to reasonable accuracy in the context of a given problem.

0580E1.9C

Give approximations to specified numbers of significant figures and round off answers to reasonable accuracy in the context of a given problem.

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