Subtract 54/72 from 9/10, Solve 9/10

Subtract 54/72 from 9/10

9/10 - 54/72 is 3/20.

Find the least common denominator or LCM of the two denominators:
LCM of 10 and 72 is 360

Next, find the equivalent fraction of both fractional numbers with denominator 360
For the 1st fraction, since 10 × 36 = 360,
9/10 = 9 × 36/10 × 36 = 324/360
Likewise, for the 2nd fraction, since 72 × 5 = 360,
54/72 = 54 × 5/72 × 5 = 270/360
Subtract the two like fractions:
324/360 - 270/360 = 324 - 270/360 = 54/360
After reducing the fraction, the answer is 3/20

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