Add 70/98 and 90/48
1st number: 70/98, 2nd number: 1 42/48
70/98 + 90/48 is 145/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 48 is 2352
Next, find the equivalent fraction of both fractional numbers with denominator 2352 - For the 1st fraction, since 98 × 24 = 2352,
70/98 = 70 × 24/98 × 24 = 1680/2352 - Likewise, for the 2nd fraction, since 48 × 49 = 2352,
90/48 = 90 × 49/48 × 49 = 4410/2352 - Add the two like fractions:
1680/2352 + 4410/2352 = 1680 + 4410/2352 = 6090/2352 - 6090/2352 simplified gives 145/56
- So, 70/98 + 90/48 = 145/56
In mixed form: 233/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/98+90/96