Add 70/84 and 4/49
70/84 + 4/49 is 269/294.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 49 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 84 × 7 = 588,
70/84 = 70 × 7/84 × 7 = 490/588 - Likewise, for the 2nd fraction, since 49 × 12 = 588,
4/49 = 4 × 12/49 × 12 = 48/588 - Add the two like fractions:
490/588 + 48/588 = 490 + 48/588 = 538/588 - 538/588 simplified gives 269/294
- So, 70/84 + 4/49 = 269/294
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/84+8/49 70/84+4/98 70/84+12/49 70/84+20/49 70/84+28/49