Subtract 1/20 from 98/42, Solve 2 14/42

Subtract 1/20 from 98/42

1^st number: 2 14/42, 2^nd number: 1/20

98/42 - 1/20 is 137/60.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 20 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 42 × 10 = 420,
98/42 = 98 × 10/42 × 10 = 980/420
Likewise, for the 2nd fraction, since 20 × 21 = 420,
1/20 = 1 × 21/20 × 21 = 21/420
Subtract the two like fractions:
980/420 - 21/420 = 980 - 21/420 = 959/420
After reducing the fraction, the answer is 137/60
In mixed form: 217/60

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