📊

SigFigs Calculator

← Back to Calculator

📖 Quick Study Guide

📚

Textbooks

Chemistry: The Central Science
Theodore L. Brown, H. Eugene LeMay, Bruce E. Bursten
Pearson, 14th Edition (2017)
Comprehensive introduction to significant figures in Chapter 1. Excellent coverage of measurement, precision, and accuracy with numerous practice problems.
Beginner General Chemistry
Quantitative Chemical Analysis
Daniel C. Harris
W. H. Freeman, 9th Edition (2015)
Advanced treatment of significant figures in analytical chemistry. Covers propagation of uncertainty and statistical analysis of measurements.
Advanced Analytical Chemistry
Physics for Scientists and Engineers
Raymond A. Serway, John W. Jewett
Cengage Learning, 10th Edition (2018)
Physics perspective on significant figures and measurement uncertainty. Includes applications in experimental physics and data analysis.
Intermediate Physics
🌐

Online Resources

Khan Academy - Significant Figures
Free Educational Platform
Interactive lessons and practice exercises covering all aspects of significant figures. Includes video explanations and step-by-step solutions.
Free Interactive
NIST Guidelines for Evaluating Measurement Uncertainty
National Institute of Standards and Technology
Official guidelines from NIST on measurement uncertainty and significant figures in scientific measurements. Essential for professional applications.
Official Professional
ChemLibreTexts - Significant Figures
UC Davis ChemWiki
Comprehensive online textbook chapter covering significant figures rules, calculations, and common mistakes. Regularly updated content.
Free Comprehensive
🎥

Educational Videos

Significant Figures Made Easy
Professor Dave Explains
YouTube Educational Channel
Clear, concise video explanation of significant figures rules with visual examples. Great for visual learners and quick review.
Visual Beginner
MIT 5.111 - Measurement and Significant Figures
MIT OpenCourseWare
MIT Chemistry Course Lecture
University-level lecture on measurement theory and significant figures. Part of MIT's free online chemistry course series.
University Free
📋

Standards & Guidelines

ISO/IEC Guide 98-3 (GUM)
International Organization for Standardization
Guide to the Expression of Uncertainty in Measurement. International standard for reporting measurement uncertainty and significant figures in scientific work.
Standard Professional
NIST Special Publication 811
National Institute of Standards and Technology
Guide for the Use of the International System of Units (SI). Includes guidelines for significant figures in metric measurements.
Official SI Units

💡 Note for Educators

These references are carefully selected to provide accurate, up-to-date information about significant figures. When teaching this topic, we recommend starting with introductory textbooks, then supplementing with online resources and videos. For advanced students, the academic papers provide deeper theoretical understanding.