Question 2: In consecutive natural numbers from 1 to 999. How many times does the digit 2 appear?


Quiz Question 2: In consecutive natural numbers from 1 to 999. How many times does the digit 2 appear?





Think and answer the question before looking at the answer

The digit 2 is in the units row of numbers: 2, 12, …, 992 including (992 – 2) : 10 + 1 = 100 (times)

The digit 2 is in tens of numbers: 20, 21, …29; 120, 121, …,129:…; 920, 921,…,929 including: 10.10 = 100 (times).

The digit 2 in the hundreds of numbers: 200, 201, …, 299 consists of 100 times.

So the digit 2 is present 300 times in all.

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QUIZ MATH 6

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