Solutions by everydaycalculation.com
The simplest form of 900450 is 21.
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Equivalent fractions: 1800/900 450/225 2700/1350 300/150 4500/2250 180/90 6300/3150
More fractions: 1800/450 900/900 2700/450 900/1350 901/450 900/451899/450 900/449
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