Subtract 98/84 from 49/30, Solve 1 19/30

Subtract 98/84 from 49/30

1^st number: 1 19/30, 2^nd number: 1 14/84

49/30 - 98/84 is 7/15.

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

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 30 × 14 = 420,
49/30 = 49 × 14/30 × 14 = 686/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
98/84 = 98 × 5/84 × 5 = 490/420
Subtract the two like fractions:
686/420 - 490/420 = 686 - 490/420 = 196/420
After reducing the fraction, the answer is 7/15

MathStep (Works offline)

Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad