Add 40/18 and 98/28
1st number: 2 4/18, 2nd number: 3 14/28
40/18 + 98/28 is 103/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 18 × 14 = 252,
40/18 = 40 × 14/18 × 14 = 560/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
98/28 = 98 × 9/28 × 9 = 882/252 - Add the two like fractions:
560/252 + 882/252 = 560 + 882/252 = 1442/252 - 1442/252 simplified gives 103/18
- So, 40/18 + 98/28 = 103/18
In mixed form: 513/18
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/18+98/28 40/36+98/28 40/18+98/56 40/54+98/28 40/18+98/84 40/90+98/28