9/8 - 9/10 in fraction

9/8 - 9/10 = ?
What is 9/8 minus 9/10 in fraction?

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9/8-9/10 = 9/40.
9/8 minus 9/10 equals to 9/40 in fraction.

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CALCULATION: 9/8-9/10 as a fraction
9/8 - 9/10 = (?)
9/8 - 9/10 = [(9 x 10) - (9 x 8)]/(8 x 10)
= (90 - 72)/80
= 18/80
= (2 x 9)/(2 x 40)
= 9/40
9/8 - 9/10 = 9/40
9/8 minus 9/10 as a fraction is 9/40

where
9/8 is a fraction as a minuend,
9/10 is a fraction as a subtrahend,
9/40 is the difference between 9/8 and 9/10.

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9/8 minus 9/10 as a decimal
9/8 - 9/10 = 9/40
9/40 = 0.225
9/8-9/10 as a decimal is 0.225
where
0.225 is the difference between 9/8 and 9/10.