Multiplying Fractions Mixed and Improper

Multiply. Simplify answer back to a simplified mixed number.

• 1/5
• 12/72
• 7/17
• 1/6

When multiplying fractions you do what?

• KCF

• Find the least common denominator

• Multiply all of the numbers together

• Multiply top times top and bottom times bottom

Find the value of 1½ x 3½. Simplify.

How do you multiply fractions with mixed numbers?

• Keep, Change, and Flip; simplify if needed

• Change the whole number to a fraction by dividing by 1, multiply the numerators and denominators

• Multiply numerators & Multiply denominators; simplify if needed

• Change each mixed number to an improper fraction, multiply the numerators and then multiply the denominators; simplify if needed

3 2/3 x 1 1/2

• 1 1/6

• 3 2/6

• 5 1/2

• 3 2/5

• 6  3/20
• 5  4/9
• 6  4/15
• 8  1/4

When you multiply mixed numbers, you first need to ​ (a)   the mixed numbers into ​ (b)  

• convert

• improper fractions

• mixed numbers

• Keep

Multiply.

• 23

What is the first step in changing a mixed number to an improper fraction?

• Add the numerator and denominator

• Add the whole number to the numerator

• Multiply the numerator and denominator

• Multiply the whole number and the denominator