Aptitude Topics
Multiplication & Division
Multiplying fractions is straightforward (numerator × numerator / denominator × denominator). Dividing fractions requires multiplying by the reciprocal of the divisor.
Essential Formulation Tips
- When multiplying decimals, ignore the points, multiply as whole numbers, then place the point so the total decimal places in the result equal the sum of places in the factors.
Example Breakdown: Decimal Multiplication
Problem QueryMultiply $0.2 \times 0.3$.
Step-By-Step Solution Path
$2 \times 3 = 6$.
There are two decimal places total (one in each).
Result: $0.06$.
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