Add 12/28 and 98/60
1st number: 12/28, 2nd number: 1 38/60
12/28 + 98/60 is 433/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 28 × 15 = 420,
12/28 = 12 × 15/28 × 15 = 180/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
98/60 = 98 × 7/60 × 7 = 686/420 - Add the two like fractions:
180/420 + 686/420 = 180 + 686/420 = 866/420 - 866/420 simplified gives 433/210
- So, 12/28 + 98/60 = 433/210
In mixed form: 213/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/28+98/60 12/56+98/60 36/28+98/60 12/84+98/60 60/28+98/60 84/28+98/60