Solutions by everydaycalculation.com
The simplest form of 18090 is 21.
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Equivalent fractions: 360/180 90/45 540/270 60/30 900/450 36/18 1260/630
More fractions: 360/90 180/180 540/90 180/270 181/90 180/91179/90 180/89
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