7/9 - 8/9 as a fraction

Learn how to find what is 7/9 minus 8/9 in fraction form just in a few minutes. We have covered the easiest method to write 7/9 - 8/9 as a fraction and decimal.

Summary: 7/9 minus 8/9 = -1/9
Since both fractions have equal/common denominator, 7/9 minus 8/9 is a like fractions subtraction. Subtracting fractions with common denominator like 7/9 and 8/9, and expressing it in the fraction form is a very simple process. For like fraction subtraction, directly subtract the numerators (7 - 8) 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 (7/9) - (8/9). Because we can take common denominators out when simplifying the fraction subtraction expression (7/9) - (8/9), so the expression becomes 1/9 (7 - 8). By simplifying further, the numerator becomes (7 - 8) = -1, and the denominator remains the same as 9. Therefore, 7/9 - 8/9 as a fraction is -1/9.

CALCULATION: 7/9 - 8/9 as a fraction
7/9 - 8/9 = (?)
7/9 - 8/9 = (7 - 8)/9
= -1/9
7/9 - 8/9 = -1/9
7/9 minus 8/9 as a fraction is -1/9.

where
7/9 is a proper fraction as a minuend,
8/9 is a proper fraction as a subtrahend,
-1/9 is the difference between 7/9 and 8/9.

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7/9 minus 8/9 as a decimal
7/9 - 8/9 = -1/9
-1/9 = -0.1111
(7/9) - (8/9) as a decimal is -0.1111

where
-0.1111 is the difference between 7/9 and 8/9.