Add 60/8 and 90/7
1st number: 7 4/8, 2nd number: 12 6/7
60/8 + 90/7 is 285/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 7 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
60/8 = 60 × 7/8 × 7 = 420/56 - Likewise, for the 2nd fraction, since 7 × 8 = 56,
90/7 = 90 × 8/7 × 8 = 720/56 - Add the two like fractions:
420/56 + 720/56 = 420 + 720/56 = 1140/56 - 1140/56 simplified gives 285/14
- So, 60/8 + 90/7 = 285/14
In mixed form: 205/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/16+90/7 60/8+90/14 60/24+90/7 60/8+90/21 60/40+90/7 60/8+90/35 60/56+90/7 60/8+90/49