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decode EVERYTHING about fractions.
Simplify the fraction by the simplification number.
Simplify (or reduce) a fraction by dividing both the numerator and the denominator by the simplification number.
If you would like to have a vivid explanation with a detailed example, please read the page Simplifying/Reducing Fractions - Learn this magic trick!
Step 1: Calculate the numerator
To calculate the new numerator, divide the numerator of the fraction (20) by the simplification number (20):Numerator = 20 ÷ 20 = 1
Step 2: Calculate the denominator
To calculate the new denominator, divide the denominator of the fraction (100) by the simplification number (20):Denominator = 100 ÷ 20 = 5
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