Subtract 42/70 from 60/49
1st number: 1 11/49, 2nd number: 42/70
60/49 - 42/70 is 153/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
60/49 = 60 × 10/49 × 10 = 600/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
42/70 = 42 × 7/70 × 7 = 294/490 - Subtract the two like fractions:
600/490 - 294/490 = 600 - 294/490 = 306/490 - After reducing the fraction, the answer is 153/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/49-84/70 60/98-42/70