Solutions by everydaycalculation.com
8421221 is already in the simplest form. It can be written as 0.689599 in decimal form (rounded to 6 decimal places).
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Equivalent fractions: 1684/2442 2526/3663 4210/6105 5894/8547
More fractions: 1684/1221 842/2442 2526/1221 842/3663 843/1221 842/1222841/1221 842/1220
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