What should be added to 90909 to get 100000?
To find the number which should be added in 90909 to get 100000. We will have to find out the difference between them.
100000-909099091
Hence, 9091should be added to 90909 to make it 100000.
What should be added to 6715 to get 815?
(i) What should be subtracted from -2 to get38?(ii) What should be added to -2 to get 38?