Solutions by everydaycalculation.com
The simplest form of 10201220 is 5161.
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Equivalent fractions: 2040/2440 510/610 3060/3660 5100/6100 204/244 7140/8540
More fractions: 2040/1220 1020/2440 3060/1220 1020/3660 1021/1220 1020/12211019/1220 1020/1219
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