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Nelson Education > School > Mathematics K-8 > Mathematics 3 > Student Centre > Surf for More Math > Chptr 6 Lssn 8

Surf For More Math

Lesson 10 - Choosing a Calculation Method



Interactive Calculator – Use this interactive calculator as one way to solve addition and subtraction problems.

  Estimating Differences - Estimate the difference of the two numbers.
  Estimating Sums - Estimate the sum of the two numbers.