13/7 - 18/7 as a fraction

Learn how to find what is 13/7 minus 18/7 in fraction form just in a few minutes. We have covered the easiest method to write 13/7 - 18/7 as a fraction and decimal.

Summary: 13/7 minus 18/7 = -5/7
Since both fractions have equal/common denominator, 13/7 minus 18/7 is a like fractions subtraction. Subtracting fractions with common denominator like 13/7 and 18/7, and expressing it in the fraction form is a very simple process. For like fraction subtraction, directly subtract the numerators (13 - 18) 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 (13/7) - (18/7). Because we can take common denominators out when simplifying the fraction subtraction expression (13/7) - (18/7), so the expression becomes 1/7 (13 - 18). By simplifying further, the numerator becomes (13 - 18) = -5, and the denominator remains the same as 7. Therefore, 13/7 - 18/7 as a fraction is -5/7.

CALCULATION: 13/7 - 18/7 as a fraction
13/7 - 18/7 = (?)
13/7 - 18/7 = (13 - 18)/7
= -5/7
13/7 - 18/7 = -5/7
13/7 minus 18/7 as a fraction is -5/7.

where
13/7 is a improper fraction as a minuend,
18/7 is a improper fraction as a subtrahend,
-5/7 is the difference between 13/7 and 18/7.

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13/7 minus 18/7 as a decimal
13/7 - 18/7 = -5/7
-5/7 = -0.7143
(13/7) - (18/7) as a decimal is -0.7143

where
-0.7143 is the difference between 13/7 and 18/7.