Multiplying Fractions

Multiplying Fractions

Fraction with a Fraction 1. Multiply numerators 2. multiply denominators 3. reduce

Try Some! • = 8 35 x • 42 7 5 • = 3 = 1 90 30 • 2. 13 9 10 x • = 6 = 3 32 16 • 3. 61 8 4 x

Multiplying Fractions and Whole Numbers 1. Put a 1 under the whole number 2. multiply numerators 3. multiply denominators 4. Reduce or make into mixed number

Try Some! 5 • = 15 4 • = 33 4 x • 3 4 1 8 • = 16 7 • = 22 7 • 2. 2 7 x 1 2 • = 18 12 • = 16 = 1 ½ 12 • 3. 9 12 x 1

Multiplying Fractions and Mixed Numbers 1. Change mixed number into an improper fraction 2. multiply numerator 3. multiply denominator 4. Reduce or make into mixed number

Try Some! • 3 4 • 40 7 8 28 2 7 5 5 = 7 x • = 120 28 4 4 x • 3 4 • 1 8 • 56 9 • 2. 1 8 6 2 = 9 x • = 56 72 7 9 x • 10 13 • 7 3 31 39 • 3.10 13 2 1 = 3 x • = 70 39 1 x

Multiplying Mixed Numbers 1. Change BOTH mixed numbers into an improper fraction 2. multiply numerator 3. multiply denominator 4. Reduce or make into mixed number

Try Some! 1. • 19 5 • 23 8 37 40 4 5 2 7 = 8 x • = 437 40 10 3 x 2. • 24 15 • 29 6 9 15 4 5 = 6 x • = 696 80 56 80 7 10 1 8 8 x 44 2 24 3. • 23 3 • 46 8 2 3 5 6 = 8 x • = 1058 24 7 x 1 12 44

Multiplying Fractions