Subtract 50/30 from 98/84, Solve 1 14/84

Subtract 50/30 from 98/84

1^st number: 1 14/84, 2^nd number: 1 20/30

98/84 - 50/30 is -1/2.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 30 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 84 × 5 = 420,
98/84 = 98 × 5/84 × 5 = 490/420
Likewise, for the 2nd fraction, since 30 × 14 = 420,
50/30 = 50 × 14/30 × 14 = 700/420
Subtract the two like fractions:
490/420 - 700/420 = 490 - 700/420 = -210/420
After reducing the fraction, the answer is -1/2

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