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Lesson: Subtracting Fractions with Unlike Denominators

Sample Question Videos

Worksheet • 11 Questions • 3 Videos

Q1:

A mirrorโ€™s length is 2 3 of a foot, and its width is 3 8 of a foot less than its length. Determine the width of the mirror in fraction form.

  • A 7 2 4 ft
  • B 1 1 2 4 ft
  • C 5 1 1 ft
  • D 3 1 6 ft
  • E 1 3 ft

Q2:

Calculate 7 9 โˆ’ 4 6 .

  • A 1 9
  • B1
  • C 1 3 1 8
  • D 1 3

Q3:

How much more is 7 8 of a gallon than 3 4 of a gallon?

  • A 1 8 gal
  • B 1 5 8 gal
  • C 1 1 6 gal
  • D 3 8 gal
  • E 7 1 6 gal

Q4:

Samar walks h to work on Route A and h back to her house on Route B every day. Which route does she spend more time on and by how much?

  • ARoute A, h
  • BRoute A, h
  • CRoute B, h
  • DRoute B, h
  • ERoute A, h

Q5:

Evaluate ๐‘ฅ โˆ’ ๐‘ฆ , given that ๐‘ฅ = 4 5 and ๐‘ฆ = 3 4 .

  • A 1 2 0
  • B 1 1 1 2 0
  • C 7 9
  • D 3 8
  • E 2 5

Q6:

Evaluate ๐‘Ž โˆ’ ๐‘ ๐‘Ž + ๐‘ given ๐‘Ž = 3 2 and ๐‘ = 2 3 . Give the answer in its simplest form.

  • A 5 1 3
  • B 1 3 5
  • C โˆ’ 1 5
  • D 1 5

Q7:

Calculate 7 8 โˆ’ 1 2 โˆ’ 1 3 giving the answer in its simplest form.

  • A 1 2 4
  • B 1 4 8
  • C 1 7 2 4
  • D 2 1 3
  • E 2 2 5

Q8:

Use the order of operations to evaluate 2 5 โˆ’ 2 3 + 4 9 , expressing the answer in its simplest form.

  • A 8 4 5
  • B 3 2 4 5
  • C 1 6 4 5
  • D 1 6
  • E 9 4 6

Q9:

A supermarket is of a mile from Sallyโ€™s house and of a mile from Amiraโ€™s house. How much farther is the supermarket from Amiraโ€™s house than it is from Sallyโ€™s house?

  • A mi
  • B mi
  • C mi
  • D mi
  • E mi

Q10:

A babyโ€™s bottle can hold 2 3 of a cup of milk. In order to feed her baby, the mother filled the bottle to the top with 1 4 of a cup of milk. Determine how much milk was already inside the bottle.

  • A 5 1 2 c
  • B 4 1 1 c
  • C 5 2 4 c
  • D 1 8 c
  • E 1 3 c

Q11:

Nader lives mi from the school, and Sherif lives mi from it. Who lives closer to the school and by how much?

  • ANader, mi
  • BNader, mi
  • CSherif, mi
  • DSherif, mi
  • ENader, mi
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