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 How to Use Addition to Check Subtraction?

Answer Many elementary mathematics teachers instruct their students to double-check their work when computing problems without the use of a calculator. An answer may be incorrect due to human error. When ... Read More »
http://www.ehow.com/how_8030835_use-addition-check-subtraction.html

Top Q&A For: How to Use Addition to Check Subtraction

How to Use the Dot System for Addition & Subtraction?

A dot system for teaching math works well for children who need a more hands-on approach. Different systems such as Touch Math and Dot Math use innovative methods to combine the different senses in... Read More »
http://www.ehow.com/how_8519273_use-dot-system-addition-subtraction.html

Methods for Addition and Subtraction?

Addition and subtraction could be considered the roots of all mathematics. These operations allow users a method of increasing or decreasing values from one another. In addition, the value of a giv... Read More »
http://www.ehow.com/info_8039418_methods-addition-subtraction.html

Properties of Addition and Subtraction?

Elementary math curricula often include a discussion of number properties, specifically the properties of addition and subtraction. The properties of addition and subtraction make it easier to work... Read More »
http://www.ehow.com/info_8434648_properties-addition-subtraction.html

How to Teach Addition & Subtraction?

Addition and subtraction are two of the cornerstones of mathematics instruction. Once students have a strong grasp of numbers and one-to-one recognition, addition and subtraction typically become t... Read More »
http://www.ehow.com/how_8191700_teach-addition-subtraction.html


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