18 + 10 = 28
10 percent of 180 dollars = $1810% of $18= 10% * $18= 10%/100% * $18= $18/10 or $1.8
-10 & -18
x + 10 = 18 18 - 10 = x 18 -10 = 8 x = 8
10-18 is atto- So 10-18 metre is 1 attometre, that is 10-18 m = 1 am; 10-18 gram is 1 attogram, that is 10-18 g = 1 ag; etc.
The GCF of 10 & 18 is 2.The LCM of 10 & 18 is 90.
10 * 18 = 180
10
10 - 1.8 = 8.2
7/10 of 18 = 18*7/10 = 12.6
18! This is the simplest of arithmetic!
10/18 = 55.5556%