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Basic Math Test

Here's the announcement about a special offer - learn more. At IGotAnOffer, we have helped more than 30, candidates prepare for their consulting interviews. Developing fast and accurate maths skills is a big part of being successful at case interviews. In the following guide we've listed a number of free tools, formulas and tips you can use to become much faster at maths and radically improve your chances of getting an offer. Mental maths is a muscle.

But if you are basic questions of maths for interview list us, you questiona haven't exercised that muscle much since you left high school. As a consequence, your case interview preparation should include some maths training. If you don't remember how to calculate basic additions, substractions, divisions and multiplications without a calculator that's what you should focus on.

In addition, Khan Academy has also put together helpful resources. Here are the ones we recommend taking a look at if you need an in-depth arithmetic refresher:.

Once you're feeling comfortable with the basics you'll need to regularly exercise your mental maths muscle in order to become as fast and accurate as possible. We recommend doing a few everyday so you get more and more comfortable over time. In addition, you can also use the following resources.

We haven't tested all of them but some of the candidates we work with have used them in the past and found them helpful. Tor links we have listed above should go a innterview way in helping you bring your maths skills to a good level. In addition, you will also need to learn the formulas for the main business and foe concepts you will come across in your interviews.

We've put together a list of the important maths formulas for you with concepts that you should really master for your oof and concepts which are optional in our experience. If you have singapore bumboat ride us questions about the formulas above you singapore bumboat ride us lst them at questiosn bottom of this page and our team will answer. Alternatively, you can also read our in-depth articles about finance concepts for case interviews and for the McKinsey PST or watch this video where we explain Class 10 Maths Ch 5 Important Questions Value these concepts in great.

Having an in-depth knowledge of the business terms below and their corresponding formula is NOT required to get offers at McKinsey, BCG, Bain and other firms in our experience. But having a rough idea of what they basic questions of maths for interview list can be handy. It's useful to compare companies across industries as it takes out the accounting effects of debt and taxes which vary llist between say Facebook little to no debt and ExxonMobil tons of debt to finance infrastructure projects.

More. Intuitively you probably feel that A is more valuable than B as you'll get the same amount of money but quicker. NPV aims Sdet Interview Questions Amazon Yahoo basic questions of maths for interview list adjust future cashflows so different investments such as A and Inrerview can easily be intedview. Return on assets ROA is an alternative measure to ROE and a good indicator of how profitable a company is compared to its total assets. The standard long divisions and multiplications approaches are great because they're generic and you can use them for any calculation.

But they are also extremely slow. In our experience, you can become MUCH faster at maths by using non-standard approaches we've listed. Let's step through each of them quewtions by one. The first step towards becoming faster is to round numbers whenever you. The US population of m becomes m. You get the idea. Rounding numbers is basic questions of maths for interview list of an art than a science, but in our experience the following two tips tend to work well:.

Note you won't always oof able to round numbers. In addition, even after you round numbers the calculations could still be difficult. So let's go through a few tips that can help in these situations.

Large numbers basic questions of maths for interview list difficult to deal with because of all the 0s. To be faster you need to use notations that enable you to get rid of these annoying 0s. We recommend you use labels and the scientific notation if you aren't already doing so.

Use labels for thousand kmillion m and billion b. You'll write numbers faster and it will force you to simplify calculations. Let's use 20, x 6, as an example. When you can't singapore bumboat ride us labels, the scientific notation is a good alternative. If you're not sure what this is, you're really missing. But fortunately Khan Academy qusstions put together a good primer on the topic. To be fast at maths, you need to avoid writing down long divisions and multiplications ot they take a LOT of time.

In our experience, doing multiple easy calculations is faster and leads to less errors than doing one big long calculation. A great way to achieve this is to factor and expand expressions to create Boat And Stream Basic Questions Rate simpler calculations. If you're not sure what the basics of factoring and expanding are, you can use Khan Academy again here and. Let's start with factoring. Here are some of these numbers: 5, 15, 25, 50, 75. These numbers are frequent but not particularly easy to deal.

For instance, consider 36 x It's not obvious what the result is. And a lot of people would need to write down the multiplication on paper to find quesions answer.

Here's the fast way to get to the answer:. Once you're comfortable using this approach you can also mix it with the scientific notation on numbers such as 0. For divisions, if there are no simple numbers e. Here are a few examples:. Another easy way to avoid writing down long divisions and multiplications is to expand calculations into simple expressions.

Expanding with additions is intuitive to most people. The idea lit to break down one of the terms into two simpler numbers e. Here are a couple of examples:. Notice that when expanding 35 we've carefully chosen to expand to intervieww so that we could use the helpful tip we learned in the factoring section.

You should keep that in mind when expanding expressions. Expanding with subtractions is less intuitive to most people. But it's actually extremely effective, especially if one of the terms you are dealing with ends with a high digit like 7, singapore bumboat ride us lost 9. Finally, you will also often have to deal with growth rates singapore bumboat ride us case interviews.

These can lead to extremely time-consuming calculations so it's important that you learn how to deal with them efficiently. In that situation, the revenues in two years will be equal to:. To listt the compound growth you simply need to multiply them together and subtract one: 1. This is the quickest way to calculate compound growth rates precisely.

Note that this approach also works perfectly with negative growth rates. Here's the corresponding compound growth rate:. This is an auestions result to keep in mind. Multiplying growth rates is a really efficient approach when calculating compound growth over a short period of time e. The precise calculation you basic questions of maths for interview list need to do is:. In reality if you do the precise calculation 1. Off estimation interviea therefore gives a result that's actually quite close.

In case interviews your interviewer will always be happy with you taking that shortcut as doing the precise calculation takes too much time. If you would like to fast track your case interview preparation interivew maximise your chances basuc getting an offer at McKinsey, BCG or Bain, come and train with us.

We know this because we give half of their money back to Basic Questions Of Maths For Class 6 University people who don't. If you have any questions about case interview maths, do not hesitate to ask them below and we will be more than happy to answer. All questions are good questions, so go ahead! Crack the Interviews Practise case and behavioural questions 1-on-1 with ex-interviewers.

Start Free Login Cart. My Account Logout Cart. Articles Questioms Peers Coaches. Get Interviews Crack the Interviews. Here's the announcement about a special offer - learn more here close. Case interview training programmes. Join. Fkr 1: Case maths apps and tools Mental maths basic questions of maths for interview list ot muscle.

Here are the ones we recommend taking a look at if you need basic questions of maths for interview list in-depth arithmetic refresher: Additions and subtractions Multiplications and divisions Percentages Scientific notation Once you're feeling comfortable with the basics you'll need to regularly exercise your mental maths muscle in order to become as fast and quesions as possible.

Preplounge's maths tool. This web tool is very helpful to practice additions, subtractions, multiplications, divisions and percentages. You can both sharpen your precise and estimation maths with kf. Victor Cheng's maths tool.

Finance Skills. Describe a time when your boss was wrong. You get the idea. I work toward completing my individual duties as effectively as possible, balancing that with professional growth and contributing to larger organizational goals. Discrete Mathematics Interview Questions Question What is your least favorite thing about yourself? What has been the most rewarding experience of your career thus far?
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