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Nelson Education > School > Mathematics K-8 > Mathematics 5 > Student Centre > Surf for More Math > Chapter 4 Lesson 5
 

Surf For More Math

Lesson 5 - Communicate About a Choice of Calculation Method

 

Adding and Subtracting Mentally - Use mental math strategies to add and subtract.

Interactive Math Flashcards - Add and subtract using mental math strategies and paper and a pencil.

Estimation Contraption - Use an estimation strategy to add the numbers before the time runs out.

Estimating Sums by Rounding - Use an estimation strategy to find the sum of two numbers.

Estimating Differences by Rounding - Use an estimation strategy to find the difference between two numbers.

Adding Whole Numbers - Add the two numbers using paper and a pencil.

 

 

 

 

 

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