Home Back

How To Multiply Fractions Calculator

Fraction Multiplication Formula:

\[ \frac{a}{b} \times \frac{c}{d} = \frac{a \times c}{b \times d} \]

Unit Converter ▲

Unit Converter ▼

From: To:

1. What is Fraction Multiplication?

Fraction multiplication is a mathematical operation where two fractions are multiplied to produce a new fraction. Unlike addition, denominators don't need to be the same - you simply multiply numerators together and denominators together.

2. How Does the Calculator Work?

The calculator uses the fraction multiplication formula:

\[ \frac{a}{b} \times \frac{c}{d} = \frac{a \times c}{b \times d} \]

Where:

Explanation: The calculator multiplies the numerators together and the denominators together, then simplifies the resulting fraction by finding the greatest common divisor.

3. Importance of Fraction Multiplication

Details: Fraction multiplication is fundamental in mathematics, used in scaling recipes, calculating probabilities, solving proportions, and many real-world applications involving ratios.

4. Using the Calculator

Tips: Enter integers for all four values (two numerators and two denominators). Denominators cannot be zero. The calculator will show both the raw product and simplified form if possible.

5. Frequently Asked Questions (FAQ)

Q1: Can I multiply more than two fractions?
A: Yes, the same rule applies - multiply all numerators together and all denominators together, then simplify.

Q2: What if I get an improper fraction?
A: Improper fractions (where numerator > denominator) are valid results. You may convert to mixed numbers if desired.

Q3: How does simplification work?
A: The calculator finds the greatest common divisor (GCD) of numerator and denominator and divides both by it.

Q4: Can I multiply a fraction by a whole number?
A: Yes, treat the whole number as a fraction with denominator 1 (e.g., 3 = 3/1).

Q5: What about negative fractions?
A: Negative signs can be placed in either numerator or denominator, but the calculator treats them the same.

How To Multiply Fractions Calculator© - All Rights Reserved 2025