Dividing Mixed Numbers and Word Problems

This video tutorial covers the division of mixed numbers, starting with a practical example involving sushi rolls. It explains how to use reciprocals to divide mixed numbers and solve area problems. The video includes practice problems with solutions to reinforce the concepts taught.

Antoine has 2.5 cups of rice and uses 1/4 cup per sushi roll. How many rolls can he make?

• 14 rolls

• 12 rolls

• 10 rolls

• 8 rolls

What operation is used to find the number of sushi rolls Antoine can make?

• Addition

• Subtraction

• Division

• Multiplication

How do you divide mixed numbers using reciprocals?

• Multiply by the reciprocal of the divisor

• Subtract the reciprocal of the dividend

• Add the reciprocal of the divisor

• Multiply by the reciprocal of the dividend

If Harold's cereal box is 17.5 ounces and each serving is 1.5 ounces, how many servings are there?

• 10 servings

• 12 servings

• 11 servings

• 11.5 servings

Sheila has 10.5 pounds of potato salad and each container holds 1.25 pounds. How many containers does she need?

• 10 containers

• 9 containers

• 11 containers

• 8 containers

What is the width of a sandbox with an area of 56 2/3 square feet and a length of 8.5 feet?

• 7 feet

• 6 2/3 feet

• 6 1/2 feet

• 6 feet

How do you determine if your answer for a division problem involving area is reasonable?

• By checking if the dimensions are equal

• By estimating and comparing to a rounded number

• By multiplying the dimensions

• By adding the dimensions

What is the length of a patio with an area of 12 3/8 square meters and a width of 2 3/4 meters?

• 4 meters

• 4 1/4 meters

• 4 1/2 meters

• 4 3/4 meters

How is dividing mixed numbers similar to dividing fractions?

• Both require subtracting the fractions

• Both require adding the fractions

• Both require finding a common denominator

• Both require converting to improper fractions

What is the result of dividing 15 1/3 by 3 5/6?

• 5

• 5 1/2

• 4 1/2

• 4