MULTIPLY and DIVIDE RATIONAL NUMBERS
MULTPILYING MIXED NUMBERS
1) Change all Mixed numbers to improper fractions
2) Simplify A) Up and DownB) Diagonally
3) Multiply Numerators4) Multiply Denominators5) Simplify
Examples
• 28/45 ∙ 30/49
• - 6 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 Same3) Change Division to Multiplication4) Take Reciprocal (FLIP) of Second Number5) Multiply6) Simplify
Examples
• 28/45 ÷ 14/25
• - 6 ⅘ ÷ 2 ⅟10
• 8 ⅓ ÷ 2 ⅟15
• - 4 ⅔ ÷ (- 2 ⅝)