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

 

Surf for More Math

Lesson 3 - Mental Addition and Subtraction

 

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

 

Goal

Use mental math strategies to add and subtract 1-digit and 2-digit numbers.

 

Builds Upon

Student Book pages 84-85

 

Instructions for Use

Mentally Adding 2-digit Numbers lets your child practice adding mentally.

To use Mentally Adding 2-digit Numbers, click the 'Start Addition' button and read the numbers in the text fields. Have your child input the answer in the text field and click the 'Check' button to indicate if your child has the correct answer.

 

Mentally Subtracting 2-digit Numbers lets your child practice subtracting mentally.

To use Mentally Subtracting 2-digit Numbers, click the 'Start Subtraction' button and read the numbers in the text fields. Have your child input the answer in the text field and click the 'Check' button to indicate if your child has the correct answer.

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