Add 15/98 and 70/84
15/98 + 70/84 is 145/147.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 84 is 588
Next, find the equivalent fraction of both fractional numbers with denominator 588 - For the 1st fraction, since 98 × 6 = 588,
15/98 = 15 × 6/98 × 6 = 90/588 - Likewise, for the 2nd fraction, since 84 × 7 = 588,
70/84 = 70 × 7/84 × 7 = 490/588 - Add the two like fractions:
90/588 + 490/588 = 90 + 490/588 = 580/588 - 580/588 simplified gives 145/147
- So, 15/98 + 70/84 = 145/147
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/98+70/84 45/98+70/84 75/98+70/84