Keep, Change, Flip Rule for Dividing Fractions
How to divide any two fractions step-by-step:
KEEP
Keep 1st Fraction
Leave first fraction (a / b) exactly as it is.
CHANGE
Change Sign
Change division sign (÷) to multiplication (×).
FLIP
Flip 2nd Fraction
Take reciprocal of second fraction (c / d → d / c).
MULTIPLY
Multiply Across
Multiply numerators (a · d) and denominators (b · c).