Note: Use it abundantly until you have mastered the skill

Remember the followings rules as you practice:

When the numbers have the same sign, always add and keep these in mind

Positive + Positive = Positive

Negative + Negative = Negative

The sign for Positive + Negative or Negative + Positive depends on which number is bigger.

Always subtract and keep the sign of the higher number! For example,

- 8 + 5 = -3 but

-5 + 8 = 3

Practice makes perfect and enjoy the calculator!

+ =

 Looking for a book that will help you sharpen your basic algebra skills?With algebra skills, most topics are illustrated with algebra tiles as you learn skills that will help you to be successful in algebra.

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