1/18 - 17/18 as a fraction

Learn how to find what is 1/18 minus 17/18 in fraction form just in a few minutes. We have covered the easiest method to write 1/18 - 17/18 as a fraction and decimal.

Summary: 1/18 minus 17/18 = -8/9
Since both fractions have equal/common denominator, 1/18 minus 17/18 is a like fractions subtraction. Subtracting fractions with common denominator like 1/18 and 17/18, and expressing it in the fraction form is a very simple process. For like fraction subtraction, directly subtract the numerators (1 - 17) while keeping the common denominator as it is. You may wonder why the numerators alone are being subtracted and not the denominators in the expression (1/18) - (17/18). Because we can take common denominators out when simplifying the fraction subtraction expression (1/18) - (17/18), so the expression becomes 1/18 (1 - 17). By simplifying further, the numerator becomes (1 - 17) = -16, and the denominator remains the same as 18. Therefore, 1/18 - 17/18 as a fraction is -8/9.

CALCULATION: 1/18 - 17/18 as a fraction
1/18 - 17/18 = (?)
1/18 - 17/18 = (1 - 17)/18
= -16/18
= (2 x -8)/(2 x 9)
= -8/9
1/18 - 17/18 = -8/9
1/18 minus 17/18 as a fraction is -8/9.

where
1/18 is a proper fraction as a minuend,
17/18 is a proper fraction as a subtrahend,
-8/9 is the difference between 1/18 and 17/18.

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1/18 minus 17/18 as a decimal
1/18 - 17/18 = -8/9
-8/9 = -0.8889
(1/18) - (17/18) as a decimal is -0.8889

where
-0.8889 is the difference between 1/18 and 17/18.