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Which of these is the correct order from greatest to least: 1,00,001 ; 10,000 ; 1,00,000 ; 99,999? Which number is the GREATEST?

Class 6Whole NumbersWhole Numbers
  • A10,000
  • B99,999
  • C1,00,000
  • D1,00,001

Step-by-Step Solution

1,00,001 (one lakh and one) is the largest, followed by 1,00,000, then 99,999, then 10,000. So the greatest is 1,00,001.
Answer: D) 1,00,001

Key idea: From counting to whole numbers

Natural numbers (1, 2, 3, …) answer 'how many?' when there is at least one of something. But what if there are none? You need a number for that — and that number is zero. Adding 0 to the natural numbers gives the whole numbers: 0, 1, 2, 3, …. Every whole number sits at a fixed point on the number line, and they never run out — for any whole number you pick, there is always a larger one.

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