Subtract 63/40 from 54/24, Solve 2 6/24

Subtract 63/40 from 54/24

1^st number: 2 6/24, 2^nd number: 1 23/40

54/24 - 63/40 is 27/40.

Find the least common denominator or LCM of the two denominators:
LCM of 24 and 40 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 24 × 5 = 120,
54/24 = 54 × 5/24 × 5 = 270/120
Likewise, for the 2nd fraction, since 40 × 3 = 120,
63/40 = 63 × 3/40 × 3 = 189/120
Subtract the two like fractions:
270/120 - 189/120 = 270 - 189/120 = 81/120
After reducing the fraction, the answer is 27/40

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