Subtract 21/12 from 54/50, Solve 1 4/50

Subtract 21/12 from 54/50

1^st number: 1 4/50, 2^nd number: 1 9/12

54/50 - 21/12 is -67/100.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 12 is 300

Next, find the equivalent fraction of both fractional numbers with denominator 300
For the 1st fraction, since 50 × 6 = 300,
54/50 = 54 × 6/50 × 6 = 324/300
Likewise, for the 2nd fraction, since 12 × 25 = 300,
21/12 = 21 × 25/12 × 25 = 525/300
Subtract the two like fractions:
324/300 - 525/300 = 324 - 525/300 = -201/300
After reducing the fraction, the answer is -67/100

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