5.172 rounded to the nearest tenth (one decimal place) with a number line

  • Since 1 is in the tenths place, 5.172 is between 5.1 and 5.2
  • 5.15 is the midpoint between 5.1 (5.10) and 5.2 (5.20)
  • As illustrated on the number line, 5.172 is greater than the midpoint (5.15)
  • Therefore, 5.172 rounded to the nearest tenth (one decimal place) = 5.2
5.172 rounded to the nearest tenth (one decimal place) with a number line

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