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Multiplying fractions is actually pretty easy, and the rules are simple.
Rule
Multiplying a fraction by another fraction and multiplying a fraction by an integer are two of the easiest operations you will learn. That’s really fun! When multiplying a fraction by another fraction, you simply multiply numerator by numerator and denominator by denominator.
When you multiply a fraction by an integer, you just multiply the integer by the numerator. This works because you can rewrite the integer as a fraction with as its denominator. From there you simply multiply numerator by numerator and denominator by denominator.
Formula
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Example 1
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