Add 27/8 and 90/28
1st number: 3 3/8, 2nd number: 3 6/28
27/8 + 90/28 is 369/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 28 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
27/8 = 27 × 7/8 × 7 = 189/56 - Likewise, for the 2nd fraction, since 28 × 2 = 56,
90/28 = 90 × 2/28 × 2 = 180/56 - Add the two like fractions:
189/56 + 180/56 = 189 + 180/56 = 369/56 - So, 27/8 + 90/28 = 369/56
In mixed form: 633/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/8+90/28 27/16+90/28 27/8+90/56 81/8+90/28 27/24+90/28 27/8+90/84 27/40+90/28 27/56+90/28