Add 7000 + 1000 :

Find 3596 + 2498 - 1789.

Find the difference between 9347 and 3126.

Add 1834 + 2122 :

Add 2996 + 2845 :

Number which is 990 less than the largest four digit number is:

2472 + 2895 + 2569 = 

Subtract 2426 from 8628.

When you add ______ to any number, the sum is the number itself. 

 What is the sum of largest 3 digit number and largest 4 digit number ?