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One-fourth of a percent is equivalent to 0.25%. To find one-fourth percent of 280, you would first convert 280 to a percentage by multiplying it by 0.25% (or 0.0025). This calculation would result in 0.25% of 280 being 0.7.
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80 The angles in a quadrilateral add up to 360 degrees. So if 3 angles = 280 the fourth angle is 360-280 = 80
Well, darling, one tenth of 280 is 28. It's as simple as that. You divide 280 by 10, and voilà, you've got your answer. Math doesn't have to be complicated, sugar.
Two fourth which is also called one half