# Significant Figures in Calculations

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#### Storyboard Text

• Know how to round SigFigs!!﻿
• Do you understand how to use SigFigs in calculations?﻿
• I do, How can I help?﻿
• Test next class!!﻿
• What's the difference between adding/subtracting and multiplication/division?﻿
• Know how to round SigFigs!!﻿
• Here, I'll show you.﻿
• Test next class!!﻿
• In addition/subtraction, the answer should be rounded to the same number of decimal places as the LEAST number of decimal places in the problem.
• Know how to round SigFigs!!﻿
• ﻿12.52 349.0 + 8.24 _________________
• 369.76﻿
• --------369.8﻿
• ----Least # of decimal places
• Test next class!!﻿
• I get it! Now what about multiplication/division?﻿
• Know how to round SigFigs!!﻿
• Test next class!!﻿
• In multiplication/division, the answer should be rounded to the same number of sigfigs as the LEAST number of sigfigs in the problem.﻿
• Know how to round SigFigs!!﻿
• (3 SF)﻿
• 7.55m x 0.34m = 2.567m²﻿
• (2 SF)﻿
• Test next class!!﻿
• Know how to round SigFigs!!﻿
• Wow, thank you so much! I get it now! You're a lifesaver!!﻿
• No problem! I'm glad to help! Good luck on your test!﻿
• Test next class!!﻿
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