Around 5-7 questions come from this topic every year. You can fetch good marks in this area when you know the basics. You should learn the ‘BODMAS’ rule to solve simplification questions.

There is no substitute for practice to ace this topic. Practice at least 20 simplification questions every day to become a pro. With increased practice, you will understand the correlation between different calculations.

While solving approximation problems, don’t try calculating exact figures as approximate values are enough. Memorise tables till 25, squares till 30 and cubes till 20 to solve problems in this section. Understanding and incorporating the option elimination strategy can also help you ace the questions in this section.

Using these techniques will boost your speed in solving questions. Moreover, understanding the basic concept of simplification problems will also help you solve Data Interpretation problems faster.