8210
The sum of 20 and 110 is 130.
8100
The square of 8100 is the same as 8100 x 8100.
-110
60 + 50 = 110, 100 + 10 = 110, etc.
8.6% of 8100= 8.6% * 8100= 0.086 * 8100= 696.6
8.5% of 8100= 8.5% * 8100= 0.085 * 8100= 688.5
110.
8100
8100 is.
10% of 8100 = 810
The sum of the first 10 even numbers is 110.