Subtract 98/21 from 10/60, Solve 10/60

Subtract 98/21 from 10/60

1^st number: 10/60, 2^nd number: 4 14/21

10/60 - 98/21 is -9/2.

Find the least common denominator or LCM of the two denominators:
LCM of 60 and 21 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 60 × 7 = 420,
10/60 = 10 × 7/60 × 7 = 70/420
Likewise, for the 2nd fraction, since 21 × 20 = 420,
98/21 = 98 × 20/21 × 20 = 1960/420
Subtract the two like fractions:
70/420 - 1960/420 = 70 - 1960/420 = -1890/420
After reducing the fraction, the answer is -9/2

MathStep (Works offline)

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