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Squaring Numbers between 40 and 50 in 3 Seconds

Here we will learn how to squaring a number between 40 and 50 in 3 to 5 Seconds. Here we are giving step by step process to find out square of a number between forty and fifty. We can easily tell square of 40 or 50 but how to tell all other numbers within 3 seconds. Just follow the below simple steps and apply in exams.

Squaring Numbers between 40 and 50 with Example:

Example: 462

Step 1: Subtract the number from 50 = 50 – 46 = 4

Step 2: subtract above answer from 25 = 25 – 4 = 21

Step 3: Square of that number = 42 = 16 (write in two digit format Ex: answer is 9 write as 09)

Answer: add step 2 and 3 = 2116

Watch Video for Detailed Explanation with More Examples:

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