Significant Figures Calculator

Sig fig calculator

Sig Fig Calculator

Sig fig is the common shorthand for significant figures. Use this calculator to count, round, or calculate sig figs without losing the rule explanation.

Calculator Workbench
Final Answer

3

Counting significant figures
Significant Figures
3
Decimal Places
5
Scientific Notation
4.50 × 10^-3

Step-by-step explanation

  1. Step 1

    Find the first non-zero digit. Leading zeros before that digit are not significant.

  2. Step 2

    Count the significant digits: 4, 5, 0.

  3. Step 3

    0.00450 has 3 significant figures.

Lab Report Answer

0.00450 has 3 significant figures based on the written digits and zero rules.