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Reading a Meterstick
Known + Estimated Digits
Learning Check
So how many sig figs are there in a given measurement?
How to Determine Significant Figures in a
Problem
Rule #1
Rule #2 – Sandwiched 0’s
Rule #3 – Leading 0’s
Rule #4 – Trailing 0’s with DP
Rule #5 – Trailing 0’s without DP
Examples: