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Nelson Education > School > Mathematics K-8 > Mathematics 3 > Parent Centre > Surf for More Math > Chptr 4 Lssn 5
 

Surf for More Math

Lesson 5 - Estimating Sums and Differences

 

To encourage your child to have fun on the Web while learning about Estimating Sums and Differences, here are some games and interactive activities they can do on their own or in pairs.

 

Goal

Estimate sums and differences of 2-digit numbers.

 

Builds Upon

Student Book pages 90-91

 

 

Instructions for Use

Estimate the Sum of 2 Numbers lets your child estimate the sum of 2 numbers.

To use Estimate the Sum of 2 Numbers, click the 'Start Addition' button and read the equation in the text fields. Have your child click the button to indicate if your child has the correct answer.

 

Estimating Differences lets your child estimate the difference of 2 numbers.

To use Estimating Differences, click the 'Start Subtraction' button and read the equation in the text fields. Have your child click the button to indicate if your child has the correct answer.

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