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Memorizing Addition and Subtraction Facts: 3 of 5

The Zero and Doubles "tricks" below are taken from Two Plus Two is Not Five by Susan Greenwald, MA Ed. You can find more about this workbook and author here.

Work through the two tricks below with your child and then use the links to the worksheets and fact cards for practice and review.

Trick: Zero

Review the above and then carry out the following four steps:

1. Try this brief worksheet to practice adding zero as well as some more practice with doubles
2. Look at the example below and notice how both are the same. Use this to help you complete this short addition worksheet.
   
3. Once you have completed the above two short worksheets, try these questions to help you memorize math facts - this worksheet covers all the facts you have learned so far in this section.
4. After finishing the three worksheets above you can print out these "adding zero " flashcards for review of the "adding zero" math facts.

Trick: Doubles

Review the above with your child and then work through the following three steps

1. Try this worksheet and answer the questions above on paper as well as some questions on other Doubles and Backwards 1.
2. After finishing the above worksheet, print out and try this Doubles and Zeros worksheet that also allows practice with all the tricks learned up until now.
3. Include the 4 + 4 flashcard that was printed out when learning other Doubles when reviewing the math facts you have learned so far.

Next Trick: Doubles Subtraction >>

These strategies for helping to memorize addition and subtraction facts were developed by Susan Greenwald, MA Ed. and are taken from the beginning of her Two Plus Two is Not Five workbook. Susan has written three books on teaching math facts and is a sought-after speaker and presenter.

You'll find more about Susan and her work here.

The information on this page is Copyright © 2006 by Susan R. Greenwald All Rights Reserved