Lesson Worksheet: Dividing Unit Fractions by Whole Numbers Mathematics

In this worksheet, we will practice using area models to divide a unit fraction by a whole number and relating between division and multiplication of unit fractions.

Q1:

What is 14 divided by 3?

  • A12
  • B134
  • C34
  • D112
  • E43

Q2:

Use the model to calculate 15÷3.

  • A8
  • B35
  • C15
  • D18
  • E115

Q3:

Select the figure that represents 18÷3.

  • A
  • B
  • C
  • D
  • E

Q4:

This model represents a division.

What is the division?

  • A14÷8
  • B14÷2
  • C14÷4
  • D18÷2
  • E12÷2

What is the answer to the division?

  • A14
  • B12
  • C16
  • D13
  • E18

Q5:

There is 13 of a chocolate cake in a baker’s shop. Adam says, “I would like a smaller slice, please. Could you split it into 5 equal parts and I will buy one of those?”

Which of the following expressions describes this?

  • A13÷5
  • B15÷3
  • C1÷3
  • D1÷5
  • E3÷5

What fraction of the whole cake does Adam buy? Use a bar model to help.

  • A114 of the whole cake
  • B15 of the whole cake
  • C18 of the whole cake
  • D115 of the whole cake
  • E13 of the whole cake

Q6:

Which of these multiplication expressions is equivalent to 12÷3?

  • A12÷13
  • B13×2
  • C3×2
  • D12×13
  • E12×3

What is the final result?

  • A16
  • B32
  • C6
  • D23
  • E5

Q7:

What is 13 divided by 2 ?

  • A5
  • B23
  • C16
  • D6
  • E19

Q8:

What is 15 divided by 4?

  • A20
  • B215
  • C54
  • D45
  • E120

Q9:

Find 15÷7.

  • A112
  • B12
  • C35
  • D142
  • E135

Q10:

Find the missing number: 15÷=115.

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