Adding Fractions Quiz

What is the first step in adding fractions with different denominators?

• Convert fractions to decimals.

• Multiply the fractions.

• Find the least common denominator.

• Add the numerators directly.

What is the least common denominator (LCD) of 1/5, 2/10, and 1/6?

• 15

• 10

• 60

• 30

After finding the LCD, what is the next step in adding fractions?

• Subtract the numerators.

• Multiply the denominators.

• Adjust the numerators to match the LCD.

• Divide the fractions.

What is the result of adding 1/5, 2/10, and 1/6?

• 18/30

• 19/30

• 17/30

• 20/30

What is the least common denominator (LCD) of 5, 2, and 4?

• 20

• 15

• 10

• 25

How do you convert an improper fraction to a mixed number?

• Subtract the denominator from the numerator.

• Add the numerator and denominator.

• Divide the numerator by the denominator.

• Multiply the numerator by the denominator.

What is the mixed number form of 33/20?

• 2 13/20

• 1 13/20

• 2 14/20

• 1 14/20

What is the first step in solving the practice problem 2/3 + 1/6 + 5/8?

• Add the fractions directly.

• Find the least common denominator.

• Convert to decimals.

• Multiply the fractions.

What is the purpose of finding the least common denominator?

• To make the denominators the same for easy addition.

• To convert fractions to decimals.

• To simplify the fractions.

• To multiply the fractions.

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