Subtracting Proper Fractions with Unlike Denominators

What is the definition of a proper fraction?

• The numerator is greater than the denominator

• The numerator is a prime number

• The numerator is less than the denominator

• The numerator is equal to the denominator

What is the first step to subtract proper fractions with unlike denominators?

• Divide the numerators

• Multiply the denominators

• Make the denominators the same

• Add the numerators

How do you make the denominators the same for fractions with denominators 3 and 6?

• Multiply the first fraction by 3

• Multiply the second fraction by 2

• Multiply the first fraction by 2

• Multiply the second fraction by 3

What is the result of 2/6 - 3/6?

• 1/3

• -1/6

• 1/6

• -1/3

How do you make the denominators the same for fractions with denominators 7 and 5?

• Multiply the second fraction by 5

• Multiply the first fraction by 7

• Multiply the first fraction by 5

• Multiply the second fraction by 7

What is the result of 15/35 - 28/35?

• 3/35

• -13/35

• 13/35

• -3/35

What is the purpose of finding the least common multiple when subtracting fractions with unlike denominators?

• To simplify the fractions

• To make the denominators the same

• To find the greatest common divisor

• To convert the fractions to decimals

What does the denominator represent in a fraction?

• The total number of parts

• The number of parts needed to make a whole

• The size of each part

• The number of wholes

What is the result of 1/7 - 1/5?

• -2/5

• -2/35

• 2/5

• 2/35