mathematics tricks and fun

12-lesson-mathsTricksandFun-cube solution     Today we are going to study the methods to find cube of numbers. I am Dr Prema B Sejekan . Cube of a number is the product of multiplying by itself thrice. Though there are different methods three methods ie Anurupya sutra yavadunam sutra, and method to find the cube of same digit numbe rs is discussed in these lessons on cubing We should keep ourselves ready with the s quare and cube of unit digits for a quick solving of the cubes.Here I have noted down the squaring and cubing of commonly used digits. Cubing by Anurupya Sutra is the topic to study here.algebraic explanation in this is a+b whole cubed is equal to A3 3a2b 3ab2 and b3. This is used to find cube of 2 digits .     In finding cube of a number,first   find the number of digits in the question and 3/(3-1)times this  will be the number of digits in the answer and   when first digit is 1,2,3 this m be 3-1/-2 times the se digits , in t...