Mistake-Free Math Mastery
Double your case math speed and cut your errors by 80%.
Complete review of 40+ essential math concepts to improve weak or rusty math skills
50+ exercises to improve accuracy and mental math
50+ case math problems taken from real interviews


1.1 Arithmetic
1.2 Fractions
1.3 Decimals
1.4 Percentages
1.5 Statistics
1.6 Algebra
1.7 Ratios and proportions
1.8 Using units to simplify calculations
1.9 Mental math strategies
2.1 Math exercises #1-10
2.2 Math exercises #11-20
2.3 Math exercises #21-30
2.4 Math exercises #31-40
2.5 Math exercises #41-50
3.1 Market sizing and estimation questions
3.2 Market sizing and estimation practice
3.3 Profit analysis
3.4 Profit analysis practice
3.5 Interpreting charts and graphs
3.6 Charts and graphs practice
3.7 Case Interview Formulas Cheat Sheet
4.1 Quantitative practice problems #1-10
4.2 Quantitative practice problems #11-20
4.3 Quantitative practice problems #21-30
4.4 Quantitative practice problems #31-40
4.5 Quantitative practice problems #41-50
Upgrade to the full case interview course
Taylor Warfield is a former Bain Manager, interviewer, and founder of Hacking The Case Interview. He is the author of the #2 best-selling case interview book Hacking the Case Interview and The Ultimate Case Interview Workbook with 50K+ copies sold. Taylor's YouTube channel has 50K+ subscribers and 3M+ views.
This course contains selected lessons focused on case math from our full Case Interview Course. For complete content, sign up for the full Case Interview Course.
There are 27 lessons and 100+ exercises and math problems. Expect 3 to 6 hours to complete this course.
You will have access to the course for one year.
There are no refunds for this course. We are confident in the quality of this course as it is taken from our flagship Case Interview Course that has a <5% refund rate.