Bank Exam Quantitative Aptitude – Simplification & Approximation (Foundation Level)

Simplification and approximation are the most scoring topics in bank exams. These questions test your calculation speed and accuracy.

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1. Simplification – Concept

Simplification involves solving mathematical expressions using basic operations.

Operations Order (BODMAS):

• Brackets
• Orders (powers)
• Division and Multiplication
• Addition and Subtraction

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2. Example

20 + 5 × 4 = ?
→ 20 + 20 = 40

100 ÷ 5 × 2 = ?
→ 20 × 2 = 40

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3. Approximation

Approximation means rounding numbers to make calculation faster.

Example:
498 ≈ 500
203 ≈ 200

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4. Speed Tricks

• Learn tables (1–25)
• Memorize squares (1–30)
• Memorize cubes (1–20)
• Avoid lengthy calculations

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Practice Questions

Q1:
25 × 4 + 10 = ?

Q2:
100 ÷ 5 × 3 = ?

Q3 (Approx):
498 + 203 ≈ ?

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Answers

Q1: 110
Q2: 60
Q3: 700

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Exam Strategy

• Solve within 20 seconds
• Focus on speed and accuracy
• Practice daily calculations

Quant Series

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