Rates with Fractions

Complex Fractions and Unit Rates

by Omar Shishani

Poll

What is your favorite Hobby?

• Mathematics (Pick this I will give you Bonus)

Poll

Do you Remember?

Keep Change Flip

• Yes

• No

Multiple Choice

Simplify the following complex fraction:

$$\frac{5}{\frac{2}{5}}$$  

• $$\frac{25}{2}$$  

• $$\frac{1}{5}$$  

• $$\frac{1}{2}$$  

• $$\frac{2}{25}$$  

Multiple Choice

Simplify the complex fraction.

• 18
• 1/18
• 9/72
• 1/8

Multiple Choice

Simplify the complex fraction shown.

• 9/40
• 40/9
• 10/36
• 5/18

Multiple Choice

Saad spent $3.75 for 3 pounds of Cheese. What is his unit rate in dollars per pound?

• $1.25 per pound
• $1 per pound
• $2 per pound
• $1.50 per pound

Multiple Choice

Jassim traveled by his car 440 miles in 8 hours. What is the unit rate?

• 12 miles in 1 hour
• 55 miles in 1 hour
• 110 miles in 1 hour
• 44 miles in 1 hour

Multiple Choice

Hamad can mow 3/8 of yards of grass in 3/4 an hour. How many yards of grass does Hamad mow per hour?

Simplify your answer

• 2 yd./hr.

• 1/2 yd./hr.

• 9/24 yd./hr.

Multiple Choice

If Mohammed can move 3/10 of a kilometer every 1/12 hour, what is the speed of Mohammed in kilometers per hour?

Simplify your answer

• 1/40

• 18/5

• 3/120

• 36/10

Open Ended

Bonus +2

Simplify the complex fraction.

Write your answer in fraction form.

Poll

What were your struggles (challenges) in the lesson?

• Divide

• Multiplication

• Keep Change Flip

• Understanding text questions