Add 8/30 and 70/98
8/30 + 70/98 is 103/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 98 is 1470
Next, find the equivalent fraction of both fractional numbers with denominator 1470 - For the 1st fraction, since 30 × 49 = 1470,
8/30 = 8 × 49/30 × 49 = 392/1470 - Likewise, for the 2nd fraction, since 98 × 15 = 1470,
70/98 = 70 × 15/98 × 15 = 1050/1470 - Add the two like fractions:
392/1470 + 1050/1470 = 392 + 1050/1470 = 1442/1470 - 1442/1470 simplified gives 103/105
- So, 8/30 + 70/98 = 103/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30+70/98 8/60+70/98 24/30+70/98 8/90+70/98 40/30+70/98 56/30+70/98