2.10101010101 as a fraction

2.10101010101 as a fraction - solution and the full explanation with calculations.

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What is 2.10101010101 as a fraction?


To write 2.10101010101 as a fraction you have to write 2.10101010101 as numerator and put 1 as the denominator. Now you multiply numerator and denominator by 10 as long as you get in numerator the whole number.
2.10101010101 = 2.10101010101/1 = 21.0101010101/10 = 210.101010101/100 = 2101.01010101/1000 = 21010.1010101/10000 = 210101.010101/100000 = 2101010.10101/1000000 = 21010101.0101/10000000 = 210101010.101/100000000 = 2101010101.01/1000000000 = 21010101010.1/10000000000 = 210101010101/100000000000

And finally we have:
2.10101010101 as a fraction equals 210101010101/100000000000

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