Sig Figs

Question 1

5 rules

Answer 1

non 0s are sig, leading 0s are not sig, 0s to right in decimal are sig, 0s between non 0s are sig, trailing 0s w/ decimal point shown are sig

Question 2

add/subtract

Answer 2

keep the same specificity as the least specific number

Question 3

multiply/divide

Answer 3

same number of sig figs as number with least