mc4sz_numbersystem Archives -

The Number System Natural Number Whole Number Integer Prime Number Composite Number

July 4, 2017 by Urooz Ali

Natural Number : These are the number that start from 1 and have no end . e.g. 1, 2, 3, 4, …, Whole Number : the natural numbers including zero are the whole number . e.g. 0,1,2,3,4…. Integers : All negative and positive natural numbers including zero are integers. e.g. …. – 4, -3, -2, … Read more

Math PLACE VALUE of a Digit in a Number CLASS 4

January 16, 2012 by Urooz Ali

Place value of a digit in a number is its value when it is separated by expanding the number. To understand it, an example is illustrated below.*suppose we need to find the place value of 5 in a number 275689.First we expand the number .275689=200000+70000 + 5000+600 + 80 +9.Therefore place value of 5 is … Read more