Working with Mixed Numbers and Fractions

Carlea McAvoy presents a tutorial on solving word problems involving mixed numbers. The video covers various problems, including calculating work hours, paint usage, height change, and flour requirements. Each problem demonstrates the use of addition, subtraction, and multiplication with mixed numbers, providing step-by-step solutions and explanations.

What are mixed numbers?

• Numbers with a whole part and a fraction

• Numbers that are negative

• Numbers that are only fractions

• Numbers that are only whole numbers

Which operation is used to combine quantities?

• Addition

• Multiplication

• Subtraction

• Division

Bailee worked 3 and 1/5 hours before lunch and 2 and 2/3 hours after lunch. How many hours did she work in total?

• 6 hours

• 4 and 1/2 hours

• 5 hours

• 5 and 13/15 hours

How do you find the remaining hours in an 8-hour workday after working 5 and 13/15 hours?

• Divide 8 by 5 and 13/15

• Multiply 5 and 13/15 by 8

• Subtract 5 and 13/15 from 8

• Add 5 and 13/15 to 8

What is the remaining time Bailee has in her workday after working 5 and 13/15 hours?

• 2 and 2/15 hours

• 3 hours

• 1 and 1/2 hours

• 2 hours

Adolfo used 3 and 1/2 quarts of red paint, 5 and 1/3 quarts of black paint, and 2 and 3/4 quarts of yellow paint. How much paint did he use in total?

• 10 quarts

• 12 quarts

• 11 and 7/12 quarts

• 11 quarts

What is the common denominator for 2, 3, and 4?

• 8

• 6

• 12

• 10

If paint costs $15 per quart, what is the total cost for 11 and 7/12 quarts?

• $150

• $160

• $173.75

• $180

How do you convert 11 and 7/12 into an improper fraction?

• 135/12

• 132/12

• 139/12

• 140/12

Jordan was 53 and 3/4 inches tall in 2016 and is now 55 and 1/2 inches tall. What is the change in his height?

• 2 and 1/2 inches

• 1 inch

• 2 inches

• 1 and 3/4 inches