Finding 5.5 percent of a number is the same as multiplying the number by 0.055. In this instance, 80 x 0.055 = 4.4.
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55% of 80 = 55% * 80 = 0.55 * 80 = 44
80% of 55 = 80% * 55 = 0.8 * 55 = 44
80%
The key thing to note is that percentage means that number over 100. Thus 55% can be written as 55/100. This converts to the decimal 0.55. If we then multiply this by 80, we get 44. Therefore 80 multiplied by 55% is 44.
n = 55 n * 0.8 = 44 => n = 44/0.8 = 55