Operation of Fractions - 4th quarter reviewer

When can we add or subtract fractions?

• We can add or subtract fractions if and only if their denominators are the same.

• We can only add or subtract fractions if and only if their numerators are the same.

• We can add or subtract fractions if and only if they are dissimilar.

• We can add or subtract fractions simply by adding or subtracting their numerators as well as adding or subtracting their denominators.

What is the difference of 5/6 and 1/2?

• 1/2

• 2/3

• 1/6

• 1/3

Alex bought 9/10 kg of mangoes while Basti bought 3/4 kg of mangoes. How much more kg of fruits did Alex bought that Basti?

• 1/3 kg

• 1/20 kg

• 2/3 kg

• 3/20 kg

What set of fractions is this?

• similar fraction

• dissimilar fraction

• unit fraction

• equivalent fraction

What do you call a set of fractions with the same denominators?

• similar fraction

• dissimilar fraction

• unit fraction

• mixed number

The number on the top of a fraction is called what?

• numerator
• denominator
• fractionator
• equivalent

What is the difference of five-eights and two-fourths?

• one-half

• one-eight

• two-eights

• one-fourth

When subtracting similar fractions, we copy the denominator after subtracting the numerators

• TRUE

• FALSE

When subracting dissimilar fractions, we find the GCF of the given dissimilar fractions

• TRUE

• FALSE

Answer explanation

When subracting dissimilar fractions, we find the LCD of the given dissimilar fractions

When subtracting similar fractions, simply subtract the denominators

• TRUE

• FALSE

Answer explanation

When subtracting similar fractions, simply subtract the NUMERATORS