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Estimate sums

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Estimate sums — free printable Grade 2 math worksheet

This worksheet provides practice in estimating sums by rounding numbers to the nearest ten, helping students build foundational skills in addition and number sense. Teachers can use it to reinforce rounding concepts and encourage mental math strategies in Grade 2 classrooms. The exercises support developing efficient problem-solving skills and improve students' confidence with estimation and addition.

Learning objectives

  • Estimate the sum of two-digit numbers using rounding to the nearest ten
  • Apply rounding strategies to quickly approximate sums in addition problems
  • Develop number sense by comparing exact sums with estimated sums

How to use this worksheet

  1. Select “Sign in / Sign up to download”, then sign in with Google or email to get the PDF from KiwiBee Printables.
  2. Print at home or in class for Grade 2; it's no-prep, with no extra materials needed.
  3. Hand it out as classwork, homework, or a quick warm-up.

Good for

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