Add 4/42 and 14/49
4/42 + 14/49 is 8/21.
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,
4/42 = 4 × 7/42 × 7 = 28/294 - Likewise, for the 2nd fraction, since 49 × 6 = 294,
14/49 = 14 × 6/49 × 6 = 84/294 - Add the two like fractions:
28/294 + 84/294 = 28 + 84/294 = 112/294 - 112/294 simplified gives 8/21
- So, 4/42 + 14/49 = 8/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/42+14/49 4/42+28/49 4/84+14/49 4/42+14/98 12/42+14/49 4/42+42/49 20/42+14/49 4/42+70/49 28/42+14/49 4/42+98/49