Understanding Fractions: Addition and Subtraction

Why is it important to have the same denominators when adding or subtracting fractions?

• To avoid converting to decimals

• To ensure the fractions are equivalent

• To make the numerators equal

• To simplify the fractions

What does the denominator in a fraction represent?

• The size of each part

• The total number of parts the whole is divided into

• The number of parts you have

• The total number of fractions

How can you make two fractions have the same denominator?

• By multiplying the numerators

• By subtracting the denominators

• By adding the numerators

• By finding equivalent fractions

What is the equivalent fraction of 4/5 with a denominator of 15?

• 6/15

• 10/15

• 12/15

• 8/15

What is an improper fraction?

• A fraction with a denominator of one

• A fraction that cannot be simplified

• A fraction where the numerator is larger than the denominator

• A fraction where the numerator is smaller than the denominator

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

• By adding the numerator and denominator

• By dividing the numerator by the denominator

• By subtracting the denominator from the numerator

• By multiplying the numerator by the denominator

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

• Find a common denominator

• Add the denominators

• Subtract the numerators

• Multiply the fractions

If you have 3/6 and subtract 1/3, what is the result?

• 1/6

• 2/6

• 3/6

• 4/6

What is the equivalent fraction of 1/3 with a denominator of 6?

• 2/6

• 5/6

• 3/6

• 4/6

What is the final step after finding a common denominator in subtraction?

• Divide the numerators

• Subtract the numerators

• Multiply the numerators

• Add the numerators