Case interview prep articles tagged with Mental Math
Programmatic hub
Browse firm-specific, school-specific, and tool-comparison guides.
Pillar hub
Core frameworks, decision trees, and worked examples to structure cases quickly and clearly.
Pillar hub
Mental math, market sizing, and calculation drills to improve speed and accuracy under pressure.
Pillar hub
Firm-specific guides for McKinsey, BCG, and Bain with practical prep priorities and timelines.
Pillar hub
End-to-end examples, high-frequency question patterns, and synthesis templates for live interviews.
Pillar hub
Tool comparisons, budget strategy, and prep-stack recommendations based on stage and timeline.
10 guesstimate interview questions with structured solutions, a summary table, and the 5-step framework used at McKinsey, BCG, and Bain for estimation problems.
Mar 20, 2026
A structured 48-hour case interview prep plan focusing on the highest-ROI activities when time is short. Hour-by-hour schedule included.
Mar 20, 2026
Mental math shortcuts organized by case type: profitability margin calculations, market sizing estimation chains, growth CAGR shortcuts, and pricing tradeoff math. Worked examples for each.
Mar 1, 2026
30 case interview math drills with step-by-step solutions across percentages, break-even, CAGR, market sizing, and profitability. Interactive drill bank with difficulty ratings and business interpretations.
Feb 6, 2026
Get faster and more accurate at case interview math. Rounding, shortcuts, and drills for percentages, multiplication, and sanity checks, without a calculator.
Feb 1, 2026
Ready to practice with AI?
Get feedback on structure, math, and delivery in real time.
