MULTIPLY and DIVIDE RATIONAL NUMBERS. MULTPILYING MIXED NUMBERS 1)Change all Mixed numbers to improper fractions 2)Simplify A) Up and Down B) Diagonally.

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Multiplying and Dividing Rational Numbers

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Presentation transcript:

MULTIPLY and DIVIDE RATIONAL NUMBERS

MULTPILYING MIXED NUMBERS 1)Change all Mixed numbers to improper fractions 2)Simplify A) Up and Down B) Diagonally 3)Multiply Numerators 4)Multiply Denominators 5)Simplify

Examples 28/45 ∙ 30/ ⅘ ∙ 2 ⅛ 8 ⅓ ∙ 1 ⅕ - 4 ⅔ ∙ (- 2 ⅜)

DIVIDING MIXED NUMBERS 1)Change all Mixed numbers to improper fractions 2)Keep First Fraction the Same 3)Change Division to Multiplication 4)Take Reciprocal (FLIP) of Second Number 5)Multiply 6)Simplify

Examples 28/45 ÷ 14/ ⅘ ÷ 2 ⅟ 10 8 ⅓ ÷ 2 ⅟ ⅔ ÷ (- 2 ⅝)