Fundamentals of Math

Fundamentals of Mathematics

Chapter 1 Summary Vocabulary

Addition

Integers

Inverse Property

Subtraction

Rational Numbers Irrational Numbers

Factor

Multiplication

Multiple

Division

Number Line

Prime Number

Real Numbers

Commutative Property Associative Property Distributive Property

Composite Number Prime Factorization Order of Operations

Natural Numbers Whole Numbers

Formulas

Sign of the 2 nd Number Positive Negative

Positive (+)(+) + Negative (−)(+) −

Negative (+)(−) − Positive (−)(−) +

Positive

Sign of the 1 st Number

Negative

Tip:

Same Signs = POSITIVE Opposite Signs = NEGATIVE

Don’t Forget

• All of the rules, as mentioned earlier, apply not just to integers—they also apply when you are performing operations on any signed numbers, including signed fractions and signed decimals. • PEMDAS o Parenthesis (or brackets)

o Exponents/Radicals – left to right, whichever comes first o Multiplication/Division – left to right, whichever comes first o Addition/Subtraction – left to right, whichever comes first

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