Subtract 84/42 from 60/35
1st number: 1 25/35, 2nd number: 2 0/42
60/35 - 84/42 is -2/7.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 42 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
60/35 = 60 × 6/35 × 6 = 360/210 - Likewise, for the 2nd fraction, since 42 × 5 = 210,
84/42 = 84 × 5/42 × 5 = 420/210 - Subtract the two like fractions:
360/210 - 420/210 = 360 - 420/210 = -60/210 - After reducing the fraction, the answer is -2/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/70-84/42