How To Square Quickly !

Here we have mentioned few math tricks to play. You can play these tricks as instructed, with your parents or friends and prove your talent to them.

Maths Tricks with Numbers

Trick 1:Quick Square
Step1: If you need to square a 2 digit number ending in 5, you can do so very easily with this trick.
Step2: Mulitply the first digit by itself + 1, and put 25 on the end.
Step3:That is all!
Step4: Ex:25 ie(2*(2+1))&25

Answer:625


Trick 2: Multiply by 5
Step1: Take any number, then divide it by 2
Step2:If the result is whole, add a 0 at the end.
Step3: If it is not, ignore the remainder and add a 5 at the end.
Step4: 2682 x 5 = (2682 / 2) & 5 or 0
Step5:2682 / 2 = 1341 (whole number so add 0)
Step6:Ans:13410
Step7:Let’s try another:5887 x 5,2943.5 (fractional numbers (ignore remainder, add 5)

Answer: 29435


Trick 3: Tough Multiplication
Step1: If you have a large number to multiply and one of the numbers is even, you can easily subdivide to get to the answer
Step2:Ex:32 x 125, is the same as: 16 x 250 is the same as: 8 x 500 is the same as: 4 x 1000 = 4,000


Trick 4: Subtracting from 1,000
Step1:To subtract a large number from 1,000 you can use this basic rule: subtract all but the last number from 9, then subtract the last number from 10:
Step2:Ex:1000-648
Step3: subtract 6 from 9 = 3
Step4: subtract 4 from 9 = 5
step5: subtract 8 from 10 = 2

Answer: 352

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