Subtract 60/24 from 50/70, Solve 50/70

Subtract 60/24 from 50/70

1^st number: 50/70, 2^nd number: 2 12/24

50/70 - 60/24 is -25/14.

Find the least common denominator or LCM of the two denominators:
LCM of 70 and 24 is 840

Next, find the equivalent fraction of both fractional numbers with denominator 840
For the 1st fraction, since 70 × 12 = 840,
50/70 = 50 × 12/70 × 12 = 600/840
Likewise, for the 2nd fraction, since 24 × 35 = 840,
60/24 = 60 × 35/24 × 35 = 2100/840
Subtract the two like fractions:
600/840 - 2100/840 = 600 - 2100/840 = -1500/840
After reducing the fraction, the answer is -25/14

MathStep (Works offline)

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