Subtract 60/9 from 42/60
1st number: 42/60, 2nd number: 6 6/9
42/60 - 60/9 is -179/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 9 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
42/60 = 42 × 3/60 × 3 = 126/180 - Likewise, for the 2nd fraction, since 9 × 20 = 180,
60/9 = 60 × 20/9 × 20 = 1200/180 - Subtract the two like fractions:
126/180 - 1200/180 = 126 - 1200/180 = -1074/180 - After reducing the fraction, the answer is -179/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/60-60/9 42/60-60/18 42/60-60/27 42/60-60/45 42/60-60/63