Online quiz on dividing whole numbers by fractions for 5th graders

📚 Quick Study Guide

• 🔢 Reciprocal: The reciprocal of a fraction is found by flipping the numerator and denominator. For example, the reciprocal of $\frac{2}{3}$ is $\frac{3}{2}$.
• ➗ Dividing by a Fraction: Dividing by a fraction is the same as multiplying by its reciprocal.
• 💡 Formula: $a \div \frac{b}{c} = a \times \frac{c}{b}$, where a is a whole number.
• 📝 Keep, Change, Flip: Remember the acronym KCF: Keep the first number, Change the division sign to multiplication, Flip the second fraction (find its reciprocal).
• ➕ Simplifying: Always simplify your answer to its simplest form.

✏️ Practice Quiz

1. What is $5 \div \frac{1}{2}$?
1. 2.5
2. 10
3. \(\frac{5}{2}\)
4. \(\frac{1}{10}\)
2. What is $8 \div \frac{2}{3}$?
1. \(\frac{16}{3}\)
2. 12
3. \(\frac{4}{3}\)
4. \(\frac{3}{4}\)
3. What is $12 \div \frac{3}{4}$?
1. 9
2. 16
3. \(\frac{1}{16}\)
4. \(\frac{36}{3}\)
4. What is $9 \div \frac{1}{3}$?
1. 3
2. 27
3. \(\frac{1}{27}\)
4. \(\frac{9}{3}\)
5. What is $6 \div \frac{3}{5}$?
1. \(\frac{18}{5}\)
2. 10
3. \(\frac{2}{5}\)
4. \(\frac{5}{2}\)
6. What is $4 \div \frac{2}{7}$?
1. \(\frac{8}{7}\)
2. 14
3. \(\frac{1}{14}\)
4. \(\frac{7}{2}\)
7. What is $10 \div \frac{2}{5}$?
1. 4
2. 25
3. \(\frac{1}{25}\)
4. \(\frac{4}{5}\)