Add 30/42 and 48/49
30/42 + 48/49 is 83/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 49 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
30/42 = 30 × 7/42 × 7 = 210/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
48/49 = 48 × 6/49 × 6 = 288/294 - Add the two like fractions:
210/294 + 288/294 = 210 + 288/294 = 498/294 - 498/294 simplified gives 83/49
- So, 30/42 + 48/49 = 83/49
In mixed form: 134/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/42+48/49 30/42+96/49 30/84+48/49 30/42+48/98 90/42+48/49