Fraction Operations and Word Problems

The video tutorial covers multiplying whole numbers by fractions, demonstrating the process through several examples. It explains how to convert whole numbers into fractions, multiply across numerators and denominators, and simplify the results. The tutorial includes real-world applications, such as calculating how long a cat sleeps over its lifetime. Students are encouraged to practice independently using problems from a textbook.

What is the first step in multiplying a whole number by a fraction?

• Convert the whole number to a fraction.

• Subtract the fraction from the whole number.

• Convert the fraction to a whole number.

• Add the whole number and the fraction.

What is the result of multiplying 10 by 4/5?

• 6

• 8

• 10

• 8/5

How do you simplify the result of 10 times 4/5?

• Add 5

• Divide by 5

• Divide by 2

• Multiply by 5

What is the mixed number form of 6/4?

• 1 and 1/2

• 2 and 1/2

• 1 and 1/4

• 2 and 1/4

What is the result of multiplying 2 by 3/4?

• 3/4

• 1 and 3/4

• 2 and 1/2

• 1 and 1/2

What is the result of multiplying 3/8 by 11?

• 3 and 3/8

• 4 and 1/8

• 3 and 1/8

• 4 and 3/8

How many eighths are in 33?

• 5

• 4

• 6

• 3

What is the result of multiplying 3/7 by 9?

• 4 and 6/7

• 3 and 5/7

• 3 and 6/7

• 2 and 6/7

How many sevens are in 27?

• 3

• 5

• 4

• 6

If a cat lives for 15 years, how many years does it spend asleep if it sleeps 2/3 of its life?

• 7 years

• 15 years

• 5 years

• 10 years