Rounding example
Round 7982 to 2 Significant Figures
7982 rounded to 2 significant figures is 8.0e+3, which avoids ambiguous trailing zeros.
Question
7982 to 2 significant figures
Answer
7982 rounded to 2 significant figures is 8.0e+3.
Step-by-step explanation
1
Keep the first two significant digits: 7 and 9.
2
The next digit is 8, so 79 rounds up to 80.
3
Write the result as 8.0e+3 to show exactly 2 significant figures.