Exploring Adding and Subtracting Rational Expressions

What is a ratio?

• A comparison of four values

• A comparison of three values

• A comparison of two values

• A comparison of one value

Which of the following is an example of a part-to-whole ratio?

• Two bananas to four apples

• Four apples to six pieces of fruit

• Six pieces of fruit to two bananas

• Two apples to two bananas

How can the ratio of A to B be written?

• A;B

• A to B

• A/B

• All of the above

What is the preferred way to write ratios for simplifying?

• As a fraction

• Using the word 'to'

• Using a semicolon

• Using a comma

What is the first step in simplifying a ratio?

• Multiply the numerator and denominator

• Add the numerator and denominator

• Find the greatest common factor (GCF)

• Subtract the numerator from the denominator

What is the simplified form of the ratio 8:12?

• 2:3

• 1:2

• 4:6

• 3:4

If there are 36 students who buy lunch and 39 who bring lunch, what is the simplified ratio of students who buy lunch to those who bring lunch?

• 12:13

• 13:12

• 6:13

• 13:6

Arielle worked 16 hours at the grocery store and 24 hours at the library. What is the ratio of hours worked at the library to the total hours worked?

• 5:3

• 4:5

• 3:5

• 2:5

What is the simplified ratio of 15 miles ran to 50 total miles?

• 1:3

• 3:10

• 5:10

• 3:5

If a jar contains 13 pennies, 9 nickels, 10 dimes, and 8 quarters, what is the ratio of coins worth at least 10 cents to the total number of coins?

• 8:18

• 10:18

• 18:40

• 9:20