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decode EVERYTHING about fractions.
Expand the fraction by the expansion number.
Expand a fraction by multiplying both the numerator and the denominator by the expansion number.
If you would like to have a vivid explanation with a detailed example, please read the page Expanding Fractions - The cake must be enough for everyone
Step 1: Calculate the numerator
To calculate the new numerator, multiply the numerator of the fraction (3) by the expansion number (4):Numerator = 3 × 4 = 12
Step 2: Calculate the denominator
To calculate the new denominator, multiply the denominator of the fraction (10) by the expansion number (4):Denominator = 10 × 4 = 40
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