2 + 18 = 20
The sum of 10 plus 8 is 18.
-8 minus 10 -8 plus 10
It is irrational.
The sum is 93.
Sum = 79*(79+1)/2 = 79*80/2 = 3160
-18
3 ft 9 in + 14 ft 5 in = 18 ft 2 in (18' 2")
The sum of 10 plus 8 is 18.
-8 minus 10 -8 plus 10
the sum of 2 plus 2 is 4/2+2=44
There is no need to simplify this, it is only a sum. 21 + (10/2) - 18 = 8
It is irrational.
18
The sum of 6/18 and 2/9 is 5/9.
The sum of 2/9 and 5/10 is 13/18.
1/2 + 4/9 is 17/18
(2 x 9) + (3 x 9) = 5 x 9 = 45