Aptitude Topics
Fraction Basics
A fraction represents a part of a whole, denoted as $a/b$, where $a$ is the numerator (parts taken) and $b$ is the denominator (total parts).
Essential Formulation Tips
- To simplify a fraction, divide both the numerator and denominator by their Greatest Common Divisor (GCD).
- Equivalent fractions are created by multiplying or dividing the numerator and denominator by the same non-zero number.
Example Breakdown: Simplifying Fractions
Problem QuerySimplify $12/18$.
Step-By-Step Solution Path
Find the GCD of 12 and 18, which is 6.
$12 \div 6 = 2$.
$18 \div 6 = 3$.
Simplified fraction: $2/3$.
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