How — To Multiply Fractions

: Treat whole numbers as fractions with a denominator of 1 (e.g., ) before following the standard steps.

The standard algorithm for multiplying fractions involves three primary steps: how to multiply fractions

: You must convert mixed numbers into improper fractions before multiplying. : Treat whole numbers as fractions with a

Multiply the top numbers of each fraction together. This result becomes the new numerator. Example: For , calculate This result becomes the new numerator

Reduce the fraction to its simplest form by dividing both the numerator and denominator by their greatest common factor (GCF). Example: 3153 over 15 end-fraction can be simplified to 15one-fifth by dividing both by 3. Special Cases

ab×cd=a×cb×da over b end-fraction cross c over d end-fraction equals the fraction with numerator a cross c and denominator b cross d end-fraction Math Antics - Multiplying Fractions