Multiplying Mixed Numbers, Fractions, and Decimals

When Multiplying/Dividing Mixed Numbers you MUST 1st...

• Find the square roots.

• Subtract.

• Turn them to IMPROPER FRACTIONS!

• Find common denominators.

What should you do with mixed numbers when adding, subtracting, multiplying, or dividing?

• change them to improper fractions using TX

• reduce them

• flip them

• find common factors

Hint: make the mixed numbers improper fractions first.

Solve. Rules for multiplying:

Negative x Negative = Positive

Negative x Positive = Negative

Hint: Make the fraction a decimal first. Follow PEMDAS and add and then multiply.

• 8  ¹/35
• 8  ¹²/35
• 9
• 8  ⁴/₁₅

• 8  ¹/35
• 8  ¹²/35
• 9
• 8  ⁴/₁₅

7.3A

• A

• B

• C

• D

• A

• B

• C

• D

• 6  3/20
• 5  4/9
• 6  4/15
• 8  1/4