9/20 - 17/20 as a fraction

Learn how to find what is 9/20 minus 17/20 in fraction form just in a few minutes. We have covered the easiest method to write 9/20 - 17/20 as a fraction and decimal.

Summary: 9/20 minus 17/20 = -2/5
Since both fractions have equal/common denominator, 9/20 minus 17/20 is a like fractions subtraction. Subtracting fractions with common denominator like 9/20 and 17/20, and expressing it in the fraction form is a very simple process. For like fraction subtraction, directly subtract the numerators (9 - 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 (9/20) - (17/20). Because we can take common denominators out when simplifying the fraction subtraction expression (9/20) - (17/20), so the expression becomes 1/20 (9 - 17). By simplifying further, the numerator becomes (9 - 17) = -8, and the denominator remains the same as 20. Therefore, 9/20 - 17/20 as a fraction is -2/5.

CALCULATION: 9/20 - 17/20 as a fraction
9/20 - 17/20 = (?)
9/20 - 17/20 = (9 - 17)/20
= -8/20
= (4 x -2)/(4 x 5)
= -2/5
9/20 - 17/20 = -2/5
9/20 minus 17/20 as a fraction is -2/5.

where
9/20 is a proper fraction as a minuend,
17/20 is a proper fraction as a subtrahend,
-2/5 is the difference between 9/20 and 17/20.

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9/20 minus 17/20 as a decimal
9/20 - 17/20 = -2/5
-2/5 = -0.4
(9/20) - (17/20) as a decimal is -0.4

where
-0.4 is the difference between 9/20 and 17/20.