100 Simplification Questions for SBI PO & IBPS PO 2026 (PDF with Solutions)

Last updated: August 1, 2026. For coaching and doubts, contactShortcut Maths, Jadavpur, Kolkata 700032. Call+91-9804490328.

Why Simplification is the Most Important Topic in Bank PO

Simplification carries 10-15 marks in IBPS PO Prelims and appears in almost every banking exam. It's the highest scoring and least time-consuming section if you know the right shortcuts.

At Shortcut Maths Bank Coaching, our students solve simplification questions in 8-12 seconds each using our proprietary methods. This gives them extra time for Data Interpretation and Puzzles.

Expected in: IBPS PO, SBI PO, IBPS Clerk, SBI Clerk, RBI Assistant
Questions: 10-15 in Prelims, 5-8 in Mains
Target time: 10-12 minutes for 15 questions
Accuracy needed: 95%+ (these are "free marks")

BODMAS Rules for Simplification

Follow the order: Brackets → Of → Division → Multiplication → Addition → Subtraction

Questions 1-25: Basic Simplification

Q1. 45% of 600 + 35% of 400 = ? Solution: 45% of 600 = 270; 35% of 400 = 140; Total = 270 + 140 = 410

Q2. 12.5% of 256 + 25% of 144 = ? Solution: 12.5% = 1/8, so 256/8 = 32; 25% = 1/4, so 144/4 = 36; Total = 32 + 36 = 68

Q3. 3/5 of 375 + 2/7 of 210 = ? Solution: 3/5 × 375 = 225; 2/7 × 210 = 60; Total = 225 + 60 = 285

Q4. 156 + 324 ÷ 18 × 12 - 45 = ? Solution: 324 ÷ 18 = 18; 18 × 12 = 216; 156 + 216 - 45 = 327

Q5. 152 + 122 - 92 = ? Solution: 225 + 144 - 81 = 288

Q6. 18 × 15 + 25 × 12 - 35 × 8 = ? Solution: 270 + 300 - 280 = 290

Q7. 420 ÷ 14 × 8 + 152 = ? Solution: 30 × 8 = 240; 240 + 225 = 465

Q8. 66.66% of 540 + 16.66% of 180 = ? Solution: 66.66% = 2/3, so 540 × 2/3 = 360; 16.66% = 1/6, so 180/6 = 30; Total = 390

Q9. (18)2 + (24)2 - (15)2 = ? Solution: 324 + 576 - 225 = 675

Q10. 125% of 240 - 75% of 160 = ? Solution: 240 + 60 = 300; 160 - 40 = 120; 300 - 120 = 180

Q11. 37.5% of 320 + 62.5% of 480 = ? Solution: 37.5% = 3/8, so 320 × 3/8 = 120; 62.5% = 5/8, so 480 × 5/8 = 300; Total = 420

Q12. 144 ÷ 16 × 18 ÷ 9 = ? Solution: 144 ÷ 16 = 9; 9 × 18 = 162; 162 ÷ 9 = 18

Q13. 20% of 450 + 15% of 600 - 25% of 200 = ? Solution: 90 + 90 - 50 = 130

Q14. 252 - 152 + 102 = ? Solution: 625 - 225 + 100 = 500

Q15. 8.5 × 12 + 6.5 × 18 = ? Solution: 102 + 117 = 219

Q16. 75% of 840 + 40% of 650 = ? Solution: 630 + 260 = 890

Q17. 360 ÷ 12 × 15 ÷ 18 = ? Solution: 30 × 15 = 450; 450 ÷ 18 = 25

Q18. 14.28% of 504 + 11.11% of 459 = ? Solution: 14.28% = 1/7, so 504/7 = 72; 11.11% = 1/9, so 459/9 = 51; Total = 123

Q19. (22)2 - (18)2 = ? Solution: 484 - 324 = 160

Q20. 60% of 750 - 45% of 600 = ? Solution: 450 - 270 = 180

Q21. 96 ÷ 8 × 7 + 13 × 6 = ? Solution: 12 × 7 = 84; 13 × 6 = 78; 84 + 78 = 162

Q22. 33.33% of 1230 + 25% of 840 = ? Solution: 33.33% = 1/3, so 1230/3 = 410; 25% = 1/4, so 840/4 = 210; Total = 620

Q23. 18 × 4 + 16 × 5 - 12 × 7 = ? Solution: 72 + 80 - 84 = 68

Q24. 150% of 180 + 80% of 250 = ? Solution: 270 + 200 = 470

Q25. 729 ÷ 27 × 13 = ? Solution: 27 × 13 = 351

Questions 26-50: Approximation

Q26. 14.89% of 299.89 + 24.78% of 399.92 = ? Approximation: 15% of 300 + 25% of 400 = 45 + 100 = 145

Q27. 24.98 × 15.02 + 44.89 × 5.01 = ? Approximation: 25 × 15 + 45 × 5 = 375 + 225 = 600

Q28. 149.89 ÷ 4.98 + 119.78 ÷ 5.92 = ? Approximation: 150/5 + 120/6 = 30 + 20 = 50

Q29. √324.89 + √255.12 = ? Approximation: √324 + √256 = 18 + 16 = 34

Q30. 19.782 + 9.892 = ? Approximation: 202 + 102 = 400 + 100 = 500

Q31. 34.92 × 18.98 - 24.89 × 9.12 = ? Approximation: 35 × 19 - 25 × 9 = 665 - 225 = 440

Q32. 249.78 ÷ 12.02 + 18.89 × 4.98 = ? Approximation: 250/12 + 19 × 5 = 20.83 + 95 = 116

Q33. 44.95% of 800.12 + 16.67% of 540.08 = ? Approximation: 45% of 800 + 1/6 of 540 = 360 + 90 = 450

Q34. 89.92 × 11.08 ÷ 9.98 = ? Approximation: 90 × 11 ÷ 10 = 99

Q35. 124.78 + 375.12 - 199.89 = ? Approximation: 125 + 375 - 200 = 300

Q36. 18.78% of 720.04 + 22.22% of 450.12 = ? Approximation: 19% of 720 + 2/9 of 450 = 136.8 + 100 = 237

Q37. 199.98 ÷ 9.99 × 14.02 = ? Approximation: 200/10 × 14 = 280

Q38. 29.92% of 600.08 + 14.28% of 350.12 = ? Approximation: 30% of 600 + 1/7 of 350 = 180 + 50 = 230

Q39. 84.95 × 7.98 - 34.89 × 12.02 = ? Approximation: 85 × 8 - 35 × 12 = 680 - 420 = 260

Q40. 449.92 ÷ 14.98 + 18.12 × 9.98 = ? Approximation: 450/15 + 18 × 10 = 30 + 180 = 210

Q41. 66.67% of 450.08 + 37.5% of 320.12 = ? Approximation: 2/3 of 450 + 3/8 of 320 = 300 + 120 = 420

Q42. 19.95 × 24.98 + 14.92 × 15.08 = ? Approximation: 20 × 25 + 15 × 15 = 500 + 225 = 725

Q43. 324.89 ÷ 17.98 + 18.12 × 8.98 = ? Approximation: 325/18 + 18 × 9 = 18 + 162 = 180

Q44. 79.92% of 500.08 - 24.98% of 240.12 = ? Approximation: 80% of 500 - 25% of 240 = 400 - 60 = 340

Q45. 14.28% of 420.08 + 11.11% of 360.12 = ? Approximation: 1/7 of 420 + 1/9 of 360 = 60 + 40 = 100

Q46. 249.98 + 149.92 - 199.78 = ? Approximation: 250 + 150 - 200 = 200

Q47. 34.95 × 8.02 + 44.98 × 5.98 = ? Approximation: 35 × 8 + 45 × 6 = 280 + 270 = 550

Q48. 199.92 ÷ 4.98 + 124.78 ÷ 5.02 = ? Approximation: 200/5 + 125/5 = 40 + 25 = 65

Q49. 62.5% of 480.12 + 20% of 650.08 = ? Approximation: 5/8 of 480 + 20% of 650 = 300 + 130 = 430

Q50. 89.92 × 6.98 - 39.78 × 12.02 = ? Approximation: 90 × 7 - 40 × 12 = 630 - 480 = 150

Questions 51-75: Square Roots, Cubes & Special Calculations

Q51. √441 + √484 + √529 = ? Solution: 21 + 22 + 23 = 66

Q52. 132 + 142 + 152 = ? Solution: 169 + 196 + 225 = 590

Q53. (15)3 - (12)3 = ? Solution: 3375 - 1728 = 1647

Q54. √2304 ÷ √144 × 8 = ? Solution: 48 ÷ 12 × 8 = 4 × 8 = 32

Q55. 63 + 73 + 83 = ? Solution: 216 + 343 + 512 = 1071

Q56. √1296 + √1156 - √961 = ? Solution: 36 + 34 - 31 = 39

Q57. 25% of 172 + 50% of 98 = ? Solution: 43 + 49 = 92

Q58. √3136 + √2704 = ? Solution: 56 + 52 = 108

Q59. (18)3 ÷ (6)3 = ? Solution: 5832 ÷ 216 = 27

Q60. √1849 + √2209 = ? Solution: 43 + 47 = 90

Q61. 112 + 122 + 132 + 142 = ? Solution: 121 + 144 + 169 + 196 = 630

Q62. √4096 × √64 = ? Solution: 64 × 8 = 512

Q63. 40% of 85 + 60% of 95 = ? Solution: 34 + 57 = 91

Q64. √2401 - √1681 + √1369 = ? Solution: 49 - 41 + 37 = 45

Q65. (25)2 - (20)2 + (15)2 = ? Solution: 625 - 400 + 225 = 450

Q66. √3481 + √2601 - √2025 = ? Solution: 59 + 51 - 45 = 65

Q67. 33.33% of 369 + 16.66% of 294 = ? Solution: 1/3 of 369 = 123; 1/6 of 294 = 49; Total = 172

Q68. √4489 + √5041 = ? Solution: 67 + 71 = 138

Q69. (14)3 + (10)3 = ? Solution: 2744 + 1000 = 3744

Q70. 75% of 128 + 25% of 360 = ? Solution: 96 + 90 = 186

Q71. √5625 - √4761 + √3249 = ? Solution: 75 - 69 + 57 = 63

Q72. 20% of 450 + 30% of 280 = ? Solution: 90 + 84 = 174

Q73. √3025 + √4356 = ? Solution: 55 + 66 = 121

Q74. (22)2 + (19)2 - (17)2 = ? Solution: 484 + 361 - 289 = 556

Q75. 12.5% of 416 + 37.5% of 288 = ? Solution: 1/8 of 416 = 52; 3/8 of 288 = 108; Total = 160

Questions 76-100: Mixed Pattern Simplification

Q76. (45 × 12 + 35 × 8) ÷ 20 = ? Solution: (540 + 280) ÷ 20 = 820/20 = 41

Q77. 16.66% of 420 + 33.33% of 180 - 25% of 120 = ? Solution: 70 + 60 - 30 = 100

Q78. 2/3 of 5/7 of 441 = ? Solution: 441 × 5/7 = 315; 315 × 2/3 = 210

Q79. 15.5 × 8.4 + 12.6 × 5.5 = ? Solution: 130.2 + 69.3 = 199.5

Q80. √1369 + √1681 - √961 = ? Solution: 37 + 41 - 31 = 47

Q81. 20% of 35% of 2500 = ? Solution: 35% of 2500 = 875; 20% of 875 = 175

Q82. (18 + 12 × 3) ÷ (15 - 9) = ? Solution: (18 + 36) ÷ 6 = 54 ÷ 6 = 9

Q83. 40% of 125 + 60% of 75 - 25% of 80 = ? Solution: 50 + 45 - 20 = 75

Q84. 2/5 of 3/4 of 5/6 of 1200 = ? Solution: 1200 × 5/6 = 1000; 1000 × 3/4 = 750; 750 × 2/5 = 300

Q85. √2025 + √2916 - √2500 = ? Solution: 45 + 54 - 50 = 49

Q86. 125% of 320 - 80% of 200 + 60% of 150 = ? Solution: 400 - 160 + 90 = 330

Q87. (144 ÷ 16) × (126 ÷ 14) = ? Solution: 9 × 9 = 81

Q88. 33.33% of 540 + 25% of 320 - 16.66% of 180 = ? Solution: 180 + 80 - 30 = 230

Q89. 4/9 of 3/8 of 2/5 of 1500 = ? Solution: 1500 × 2/5 = 600; 600 × 3/8 = 225; 225 × 4/9 = 100

Q90. 75% of 240 + 40% of 350 - 50% of 180 = ? Solution: 180 + 140 - 90 = 230

Q91. √1089 × √1225 ÷ √225 = ? Solution: 33 × 35 ÷ 15 = 1155 ÷ 15 = 77

Q92. 60% of 45% of 800 = ? Solution: 45% of 800 = 360; 60% of 360 = 216

Q93. (28)2 - (24)2 + (16)2 = ? Solution: 784 - 576 + 256 = 464

Q94. 12.5% of 480 + 20% of 350 - 25% of 200 = ? Solution: 60 + 70 - 50 = 80

Q95. √5929 + √6724 - √5041 = ? Solution: 77 + 82 - 71 = 88

Q96. 5/8 of 3/7 of 4/5 of 980 = ? Solution: 980 × 4/5 = 784; 784 × 3/7 = 336; 336 × 5/8 = 210

Q97. 80% of 125 + 25% of 400 - 40% of 150 = ? Solution: 100 + 100 - 60 = 140

Q98. (35)2 - (25)2 - (20)2 = ? Solution: 1225 - 625 - 400 = 200

Q99. √7396 + √4761 - √3721 = ? Solution: 86 + 69 - 61 = 94

Q100. 16.66% of 540 + 14.28% of 560 + 12.5% of 400 = ? Solution: 1/6 of 540 = 90; 1/7 of 560 = 80; 1/8 of 400 = 50; Total = 220

Top 10 Simplification Shortcuts for Bank PO

Digital Sum: Add digits until single digit. If digital sum of LHS = RHS, answer is likely correct
Unit Digit Method: Find unit digit of answer without full calculation
Fraction Magic: Convert percentages to fractions (50%=1/2, 25%=1/4, 12.5%=1/8)
Difference of Squares: a2 - b2 = (a+b)(a-b)
Multiplying by 5: Divide by 2 and multiply by 10
Multiplying by 25: Divide by 4 and multiply by 100
Multiplying by 125: Divide by 8 and multiply by 1000
Complement Method: Use (100 - x) for quick subtraction
Square of Numbers Ending in 5: n52 = n(n+1) followed by 25
Division by 9: Sum of digits gives quotient pattern

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Frequently Asked Questions

How many simplification questions are asked in SBI PO and IBPS PO?

Typically 10-15 simplification/approximation questions appear in IBPS PO Prelims. In SBI PO, 10-12 questions are common. These are the easiest marks in the quant section.

Can I download the 100 simplification questions PDF for free?

Yes, Shortcut Maths provides a free PDF with 100 simplification questions and detailed solutions for SBI PO, IBPS PO, and other banking exams. Contact us on WhatsApp or visit our Jadavpur centre.

What is the best way to practice simplification for bank exams?

Solve 50 simplification questions daily for 30 days using a timer. Target 8-10 seconds per question. Memorize squares, cubes, percentage-fraction conversions, and practice on exam.theshortcutmaths.com.

What is the difference between simplification and approximation?

Simplification requires exact answers using BODMAS. Approximation allows rounding numbers to nearest values and finding the closest answer. Both use similar calculation shortcuts.

Which formulas should I memorize for simplification?

Memorize squares (1-50), cubes (1-30), square roots of perfect squares up to 50, percentage-fraction conversions, and digital sum rules. These save 10-15 seconds per question.

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