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Nelson Education > School > Mathematics K-8 > Mathematics 1 > Teacher Centre > Surf for More Math > Chapter 6 Lesson 1
 

Surf for More Math

Lesson 1 – Writing Addition and Subtraction Sentences

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

 

Goals

Pose and solve addition and subtraction problems.

Use numbers and symbols ( +, -, =) to write complete number sentences.

 

Instructions for Use

Crossing the Swamp lets students use numbers and symbols ( +, -, =) to write complete number sentences, and solve addition and subtraction problems.

To use Crossing the Swamp, click on the addition and button, and the 0-20 button. Click on a log that is flashing. This is the log Little Ron will move to. Now click on the correct operation sign on the calculator, and then click on the correct number on the calculator.

For additional help, click on the frog and a number square will appear. At the end of the game, print out your answers, or play again.

 

Basic Addition lets students solve addition problems.

To use Basic Addition, choose the first number. Choose the second number. Click the "Find Sum" button. Click the "Next" button for a new question.

 

Basic Addition Exercise lets students solve addition problems.

To use Basic Addition Exercise, count the bugs on the first leaf. Input the answer in the first text box. Count the bugs on the second leaf. Input the answer in the second text box. Count the bugs on the third leaf. Input the answer in the third text box. Click the "Next" button for a new question.

 

Basic Subtraction lets students solve subtraction problems.

To use Basic Subtraction, click the "Start New" Button. Count the counters and click the "Subtract" button.

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