Add 90/28 and 60/8
1st number: 3 6/28, 2nd number: 7 4/8
90/28 + 60/8 is 75/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 28 × 2 = 56,
90/28 = 90 × 2/28 × 2 = 180/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
60/8 = 60 × 7/8 × 7 = 420/56 - Add the two like fractions:
180/56 + 420/56 = 180 + 420/56 = 600/56 - 600/56 simplified gives 75/7
- So, 90/28 + 60/8 = 75/7
In mixed form: 105/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/56+60/8 90/28+60/16 90/84+60/8 90/28+60/24 90/28+60/40 90/28+60/56