Add 30/98 and 48/70
30/98 + 48/70 is 243/245.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 98 × 5 = 490,
30/98 = 30 × 5/98 × 5 = 150/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
48/70 = 48 × 7/70 × 7 = 336/490 - Add the two like fractions:
150/490 + 336/490 = 150 + 336/490 = 486/490 - 486/490 simplified gives 243/245
- So, 30/98 + 48/70 = 243/245
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/98+48/70 30/98+96/70 90/98+48/70