141.6
The sum of 86 and 274 is 360.
The sum is 86
It is so very simple and quick to get the answer since - IF you need it - you can use the calculator that comes with your computer. But since you are obviously not able to do so, the answer is 86.
8.75878476e19=================================Another contributor increased the precision of the answer:The sum is the same number given in the question,with the last two digits being 86 instead of 78 .
The GCF of 78 and 86 is 2
(100 + 86 + 78)/3 = 88
55 / 86 = 0.639535Converting decimal to a percentage: 0.639535 * 100 = 63.95%
The median is 86.
86-31 = 55
86
67.08
86