Subtract 70/48 from 90/49
1st number: 1 41/49, 2nd number: 1 22/48
90/49 - 70/48 is 445/1176.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 48 is 2352
Next, find the equivalent fraction of both fractional numbers with denominator 2352 - For the 1st fraction, since 49 × 48 = 2352,
90/49 = 90 × 48/49 × 48 = 4320/2352 - Likewise, for the 2nd fraction, since 48 × 49 = 2352,
70/48 = 70 × 49/48 × 49 = 3430/2352 - Subtract the two like fractions:
4320/2352 - 3430/2352 = 4320 - 3430/2352 = 890/2352 - After reducing the fraction, the answer is 445/1176
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/98-70/48 90/49-70/96