Question

how many 7 digit no.s are there in all​

Answer 1

Answer:

9 million

Step-by-step explanation:

The last 7 digit number is 9999999.

The last 6 digit number is 999999.

The number of 7 digits numbers is the difference:

 9999999 - 999999 = 9000000.

Hope this helps!

Answer 2

Step-by-step explanation:

how many seven digit numbers are there in all? there are total 99,99,999 -- 9,99,999= 90,00,000 that is 9 lakhs 7- digit numbers in total

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