Fraction and Proportion Problems

The video tutorial covers module two, lesson two, focusing on dividing fractions. It begins with a review of previous homework and uses a Kit Kat bar to illustrate dividing fractions. The teacher addresses common mistakes in homework and explains division and multiplication concepts through practical examples. Tape diagrams are used to solve fraction problems, and advanced problem-solving techniques are demonstrated.

If you have 3/4 of a Kit Kat bar and divide it equally between two people, how much does each person get?

• 3/8

• 1/4

• 1/2

• 3/4

What mistake might someone make when dividing 2/5 by 5?

• Dividing the numerator by 5

• Multiplying by 5

• Dividing the denominator by 5

• Adding 5 to the fraction

How many half miles are there in 12 miles?

• 6

• 12

• 24

• 18

How many quarter hours are there in 5 hours?

• 15

• 10

• 20

• 25

If you have 4 miles of road and need to place a sign every 1/8 mile, how many signs are needed?

• 16

• 40

• 8

• 32

If each person needs 3/8 of a pizza and you have 12 pizzas, how many people can you serve?

• 40

• 16

• 24

• 32

A construction company needs to place signs every 1/8 mile along a 4-mile road. How many signs are required?

• 16

• 24

• 32

• 40

Molly used 9 cups of flour, which was 3/4 of her total. How much flour did she originally have?

• 12 cups

• 11 cups

• 10 cups

• 9 cups

If 5/8 of a number equals 10, what is the whole number?

• 12

• 14

• 16

• 18

If 2/3 of a number is 8, what is the total number?

• 10

• 12

• 14

• 16