What is the value of 12,437 when rounded to four significant figures?
Step 1. Underline the first four numbers (4 significant figures)
Step 2. Round up or down based on the 5th value
Rules for rounding:
- If the next number is 5 or more, round up
- If the next number is 4 or less, round down
- Non significant figures all become zero
Step 3. Round up and turn the last digit(s) to zero.