Add 18/98 and 40/28
1st number: 18/98, 2nd number: 1 12/28
18/98 + 40/28 is 79/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 28 is 196
Next, find the equivalent fraction of both fractional numbers with denominator 196 - For the 1st fraction, since 98 × 2 = 196,
18/98 = 18 × 2/98 × 2 = 36/196 - Likewise, for the 2nd fraction, since 28 × 7 = 196,
40/28 = 40 × 7/28 × 7 = 280/196 - Add the two like fractions:
36/196 + 280/196 = 36 + 280/196 = 316/196 - 316/196 simplified gives 79/49
- So, 18/98 + 40/28 = 79/49
In mixed form: 130/49
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/98+40/28 18/98+80/28 18/98+40/56 54/98+40/28 18/98+40/84 90/98+40/28