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Rounding Decimals (Mastery Check) | 5th Grade Math

From Math with Mr. J

Rounding Decimals (Mastery Check) | 5th Grade Math
4 min5thMath
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Summary

How to round decimals to a given place using the digit to the right. Mr. J shows the underline-and-check method.

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All ages

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Teaching resources

Discussion questions

To round, look at the digit just to the right of the place you're rounding to.

  1. Which digit tells you whether to round up or stay?
  2. How do you round 3.47 to the nearest tenth?
  3. When does the rounded digit go up by one?

Quick work-a-long

Words to know: round, tenths, hundredths

  • Round 5.62 to the nearest tenth.
  • Round 0.148 to the nearest hundredth.
Rounding Decimals (Mastery Check) | 5th Grade Math — TV on a Rolling Cart