Fundamentals of Math - old
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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