Expressed as a decimal fraction, this is equal to 0.1 recurring (that is, 0.1111...).
Expressed as a proper fraction in its simplest form, 2/18 is equal to 1/9 or one ninth.
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1 over 2 divided by 1 over 18 is 9.
1/2 + 1/9 = 9/18 + 2/18 = 11/18
2/12 + 4/18 = 7/18
The answer is 49 over 18 or 2 and 13 over 18.
4/9 x 2/2 = 8/18 5/18 + 8/18 = 13/18