Fast calculations help you break down complex questions into small chunks so that you can answer them effectively. There are numerous tips and tricks for calculating quickly. Learning and practicing the tips will help you ace your examinations and decrease your calculation time. What are the tips and tricks for fast calculations? How can you calculate quickly? These are some common questions students search for to save time in the examination. So, here we are with the answer that you are looking for.
Tips for Quick Calculations
The tips will help you ace any competitive examination with ease. Some tips for quick calculations are as follows:
Tips for Addition
The addition is an important calculation skill that everyone must master. You can add two digits effortlessly, but your mind will take time to calculate three digits. For example, to add three-digit numbers like 456+395, you can follow the steps below:
- Take a round number nearest to the given number, i.e., 456=500 and 395= 400
- Add the numbers 500+400=900
- Add the additional numbers that you’ve added to the actual numbers 5+4=9
- Deduct the number from the round number addition 900-9= 851. So, if you add 456+395, the exact answer is 851.
Tips for Multiplication
When you multiply a number by 2 or 4, the last figure of the result value will be even. Examples include 19*2=38 and 19*4= 76. When you multiply a number by 5, the result will end with 0 or 5. Examples include 5*4= 20 or 5*11=55. Similarly, when you multiply by 10, the result will always end in 0. For example, 2*10=20 or 17*10=170.
Tips for the Table of 9
Remembering the table of 9 is effortless. Just concentrate on the pattern.
09, 18, 27, 36, 45, 54, 63, 72, 81, 90
You can see that the numbers are increasing by one at the ten’s pace and decreasing by one at the unit place.
Tips to Calculate the Percentage
Let’s understand how to calculate percentages quickly with the help of an example. Suppose you’ve to find the percentage of 5% of 475. To find out the percentage, you can follow the below steps:
- You can move the decimal point by one place for the given number. Hence, 475 becomes 47.5.
- If you divide 47.5 by 2, you get 23.75, the answer to the question.
Conclusion:
Mastering quick calculations will take time. Many students learn many tips for calculating quickly, but they should practice them to become fluent. You also need practice and patience to master quick calculations. We hope you like the tips for fast calculations. Apply and practice them regularly to master them.
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