This video tutorial explains the rules behind significant figures. It shows you how to round decimals to the appropriate number of sig figs and how to tell which digit is certain and uncertain. Significant Figures - A Fast Review: https://www.youtube.com/watch?v=l2yuDvwYq5g How To Round Numbers Using Sig Figs: https://www.youtube.com/watch?v=fxdYta_Olv0 More Examples on Significant Figures: https://www.youtube.com/watch?v=9WFxkxFXb20 Sig Figs - Add, Subtract, Multiply and Divide: https://www.youtube.com/watch?v=BmeImtwhfj8 ______________________________________ Unit Conversion Mega Review: https://www.youtube.com/watch?v=eK8gXP3pImU Greek Alphabet Symbol List: https://www.youtube.com/watch?v=_AWZZP3J5Nw How To Calculate Your GPA: https://www.youtube.com/watch?v=qYHsThZWydY Student Loan Calculation: https://www.youtube.com/watch?v=_KRBqpnR0xs How To Save Money & Time In College: https://www.youtube.com/watch?v=yNO02qfMSwI ______________________________________ General Chemistry - For Beginners: https://www.youtube.com/watch?v=-KfG8kH-r3Y Organic Chemistry - Basic Introduction: https://www.youtube.com/watch?v=B_ketdzJtY8 Physics - Basic Introduction: https://www.youtube.com/watch?v=b1t41Q3xRM8 Algebra For Beginners: https://www.youtube.com/watch?v=MHeirBPOI6w Trigonometry - For Beginners: https://www.youtube.com/watch?v=PUB0TaZ7bhA _____________________________________ SAT Math Part 1: https://www.youtube.com/watch?v=fTGuTEQCsZY ACT Math Test Prep: https://www.youtube.com/watch?v=SsA7rZ8kczM GRE Math Test Prep: https://www.youtube.com/watch?v=z6lbrzaCbdk Final Exams and Video Playlists: https://www.video-tutor.net/ Full-Length Videos and Worksheets: https://www.patreon.com/MathScienceTutor/collections