# 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.

Q1:

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

Q2:

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 12
• A
• B
• C
• D
• E

Q3:

Write in its simplest form.

• A
• B
• C
• D

Q4:

Simplify .

• A
• B
• C
• D
• E

Q5:

Simplify .

• A
• B
• C
• D
• E

Q6:

Do the two fractions and have the same simplest form?

• ANo
• BYes

Q7:

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

Q8:

Express seven and five-eighths as an improper fraction.

• A
• B
• C
• D
• E

Q9:

Write and in their simplest forms so that neither contains an improper fraction.

• A,
• B, 4
• C,
• D, 5
• E, 5

Q10:

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 Amount flour butter sugar 143 cups 157 cups 227 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