How many times does the digit 7 occur if we write all the natural number from 1 to 100?
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hey dear
it's 20
7,17,27,37,47,57,67,70,71,72,73,74,75,76,77,78,79,87,97
these are the numbers which occur from 1 to 100
it's 20
7,17,27,37,47,57,67,70,71,72,73,74,75,76,77,78,79,87,97
these are the numbers which occur from 1 to 100
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