Obtain the 10's complement of the following six-digit decimal numbers:

123900

980657

876100

019343

Explanation:

10s complement of a decimal number is obtained by the following process:

- Obtain 9s complement (Subtract each digit by 9)

- Add 1 to the result

1) 123900

9s complement = > (9-1) (9-2) (9-3) (9-9) (9-0) (9-0)

= 876099

Adding 1, 10s complement of 123900 = 876100

2) 980657

9s complement = (9-9) (9-8) (9-0) (9-6) (9-5) (9-7)

= 019342

Adding 1, 10s complement of 980657 = 019343