Add 70/84 and 49/48
1st number: 70/84, 2nd number: 1 1/48
70/84 + 49/48 is 89/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 48 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 84 × 4 = 336,
70/84 = 70 × 4/84 × 4 = 280/336 - Likewise, for the 2nd fraction, since 48 × 7 = 336,
49/48 = 49 × 7/48 × 7 = 343/336 - Add the two like fractions:
280/336 + 343/336 = 280 + 343/336 = 623/336 - 623/336 simplified gives 89/48
- So, 70/84 + 49/48 = 89/48
In mixed form: 141/48
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/84+98/48 70/84+49/96