Subtract 60/24 from 30/70
1st number: 30/70, 2nd number: 2 12/24
30/70 - 60/24 is -29/14.
Steps for subtracting fractions
- 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,
30/70 = 30 × 12/70 × 12 = 360/840 - Likewise, for the 2nd fraction, since 24 × 35 = 840,
60/24 = 60 × 35/24 × 35 = 2100/840 - Subtract the two like fractions:
360/840 - 2100/840 = 360 - 2100/840 = -1740/840 - After reducing the fraction, the answer is -29/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70-60/24 30/70-60/48 90/70-60/24 30/70-60/72