Lesson Worksheet: Simplifying Fractions Using Common Factors Mathematics • 4th Grade
In this worksheet, we will practice finding the simplest form of a proper fraction by dividing the numerator and denominator by a common factor.
Q2:
Fourteen of the top thirty all-time grossing children’s films were animated films. Write as a fraction in its simplest form.
- A
- B
- C
- D
- E
Q3:
A new TV channel has 27 new TV shows scheduled to air this week. What fraction of the scheduled shows, in the simplest form, are 30-minute shows?
| 30–Minute Shows | 15 |
|---|---|
| 60–Minute Shows | 12 |
- A
- B
- C
- D
- E
Q5:
Simplify .
- A
- B
- C
- D
- E
Q6:
Simplify .
- A
- B
- C
- D
- E
Q7:
Do the two fractions and have the same simplest form?
- ANo
- BYes
Q15:
Madison baked 21 cupcakes. How many dozen cupcakes did she bake? Express the number as a mixed number in the simplest form.
- A
- B
- C
- D
- E
Q17:
Write and in their simplest forms so that neither contains an improper fraction.
- A,
- B, 4
- C,
- D, 5
- E, 5
Q18:
The given table demonstrates the ingredients of a recipe and the amount of each ingredient. Express each ingredient’s amount as a mixed number in its simplest form.
| Ingredients | flour | butter | sugar |
|---|---|---|---|
| Amount | cups | cups | cups |
- Aflour: cups, butter: cups, sugar: cups
- Bflour: cups, butter: cups, sugar: cups
- Cflour: cups, butter: cups, sugar: cups
- Dflour: cups, butter: cups, sugar: cups
- Eflour: cups, butter: cups, sugar: cups
Q19:
Noah is years old. Express his age as a mixed number in the simplest form.
- A years old
- B years old
- C years old
- D years old
- E years old
Q20:
James measured a fish and found it to be inches long. Write the length as an improper fraction.
- A in
- B in
- C in
- D in
- E in
Q22:
Without using a calculator, work out .
Q23:
Evaluate .
Q25:
Jennifer has 10 marbles. If 6 of these marbles are red, determine, in its simplest form, the fraction of Jennifer’s marbles that are red.
- A
- B
- C
- D
- E