Subtract 21/24 from 60/18, Solve 3 6/18

Subtract 21/24 from 60/18

1^st number: 3 6/18, 2^nd number: 21/24

60/18 - 21/24 is 59/24.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 24 is 72

Next, find the equivalent fraction of both fractional numbers with denominator 72
For the 1st fraction, since 18 × 4 = 72,
60/18 = 60 × 4/18 × 4 = 240/72
Likewise, for the 2nd fraction, since 24 × 3 = 72,
21/24 = 21 × 3/24 × 3 = 63/72
Subtract the two like fractions:
240/72 - 63/72 = 240 - 63/72 = 177/72
After reducing the fraction, the answer is 59/24
In mixed form: 211/24

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