## Monday, 18 February 2013

### SIGNIFICANCE FIGURES

Courtesy of Ms Loh

1. When is zero counted?
- Zero is only counted after a number greater than zero appears in the figure.

2. Zero is counted only if there is/are significant figure(s) to the left of the zero.

3. Zero is only counted as a significant figure when it is after a non-zero number.

4. Zero is only counted when a number greater than zero appears on the left of the zero.

5. When is the zero counted?

The number zero is only counted as a significant number when it i after a non-zero number.

6. Zero is only counted when a number greater than zero appears on the left of zero

7. The zero is counted only if the question asks you to round it to lets say 2 significant numbers and the number beside the first significant number is 0

8. zero is only counted if it is after a non-zero digit. If zero is the first few digits(before a non-zero digit), it is not significant.

9. zero is counted only when there is anon-zero digit before it.