Question

Can anyone provide some notes on Significant figures​

Answer 1

Answer:

All leading zeros. For example, "013" has 2 significant figures: 1 and 3;

Trailing zeros when they are merely placeholders to indicate the scale of the number (exact rules are explained at identifying significant figures); and

Spurious digits introduced, for example, by calculations carried out to greater precision than that of the original data, or measurements reported to a greater precision than the equipment suppor