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Nelson Education > School > Mathematics K-8 > Mathematics 4 > Teacher Centre > Surf for More Math> Chapter 4 Lesson 1
 

Lesson 1 - Adding Mentally

To encourage students to have fun on the Web while learning about Adding Mentally, here are some games and interactive activities they can do on their own or in pairs.

Goal

Use mental math strategies to add 2-digit numbers.

 

Builds Upon

Student Book pages 88-89

 

Instructions for Use

Bricks prompts students to use mental math to add numbers.

Choose Addition Bricks, and then click on a target - Easy, Normal, Tricky, or Difficult. Fill in the values in the empty bricks, starting from the bottom and add up. Check your score with the cat by clicking on 'Check'. Continue adding empty bricks until the score is reached.

 

Mental Math provides students with strategies to mentally add 2-digit numbers.

To find the sumthen of the two numbers using mental addition, click the 'Start Addition' button. Input the answer in the text box next to the 'Check' button, click 'Check'. See if your answer is correct. Continue to find the sum of the next two numbers.

 

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