9/5 - 18/5 as a fraction

Learn how to find what is 9/5 minus 18/5 in fraction form just in a few minutes. We have covered the easiest method to write 9/5 - 18/5 as a fraction and decimal.

Summary: 9/5 minus 18/5 = -9/5
Since both fractions have equal/common denominator, 9/5 minus 18/5 is a like fractions subtraction. Subtracting fractions with common denominator like 9/5 and 18/5, and expressing it in the fraction form is a very simple process. For like fraction subtraction, directly subtract the numerators (9 - 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 (9/5) - (18/5). Because we can take common denominators out when simplifying the fraction subtraction expression (9/5) - (18/5), so the expression becomes 1/5 (9 - 18). By simplifying further, the numerator becomes (9 - 18) = -9, and the denominator remains the same as 5. Therefore, 9/5 - 18/5 as a fraction is -9/5.

CALCULATION: 9/5 - 18/5 as a fraction
9/5 - 18/5 = (?)
9/5 - 18/5 = (9 - 18)/5
= -9/5
9/5 - 18/5 = -9/5
9/5 minus 18/5 as a fraction is -9/5.

where
9/5 is a improper fraction as a minuend,
18/5 is a improper fraction as a subtrahend,
-9/5 is the difference between 9/5 and 18/5.

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9/5 minus 18/5 as a decimal
9/5 - 18/5 = -9/5
-9/5 = -1.8
(9/5) - (18/5) as a decimal is -1.8

where
-1.8 is the difference between 9/5 and 18/5.