Question

Numerical on significant figures?? ​

Answer 1

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Rules to identify significant figures in a number

Rules to identify significant figures in a number91 has two significant figures (9 and 1) if they are in the number precision. 123.45 has five significant figures (1, 2, 3, 4 and 5) if they are in the number precision. If the precision is up to 0.1, then the last digit 5 is not significant.