MULTIPLYING FRACTION

EXAMPLES

• Example: 4/25 x 8/9
• Multiply both the numerators.
• Then multiply the denominators.
• 4x8=32, 25x9=225
• Answer: 32/225

THE WORK.

• 6/9 x 5/10
• The numorators, 6 and 5
• The denominators, 9 and 10
• Multiply the groups together.
• 6x5=30 9x10=90 Answer: 30/90

DEFINITIONS

• There are 3 simple steps to multiply fractions
• 1. Multiply the top numbers (the numerators).
• 2. Multiply the bottom numbers (the denominators).
• 3. Simplify the fraction if needed.

LCM

• 6: 6,12,18,24,30,36
• 12: 12,24,36,48,60,72
• Find the lowest number that is the same in both.
• Which is 12.

GCF

• 6: 6,12,18,24,30,36
• 12: 12,24,36,48,60,72
• Find the same highest number in both.
• Which is 36.

Convert improper factions into mixed numbers:

Reduce a fraction