Add 9/49 and 30/70
9/49 + 30/70 is 30/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 70 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
9/49 = 9 × 10/49 × 10 = 90/490 - Likewise, for the 2nd fraction, since 70 × 7 = 490,
30/70 = 30 × 7/70 × 7 = 210/490 - Add the two like fractions:
90/490 + 210/490 = 90 + 210/490 = 300/490 - 300/490 simplified gives 30/49
- So, 9/49 + 30/70 = 30/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/49+30/70 9/49+60/70 9/98+30/70 27/49+30/70 9/49+90/70 45/49+30/70 63/49+30/70