Add 81/18 and 60/8
1st number: 4 9/18, 2nd number: 7 4/8
81/18 + 60/8 is 12/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
81/18 = 81 × 4/18 × 4 = 324/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
60/8 = 60 × 9/8 × 9 = 540/72 - Add the two like fractions:
324/72 + 540/72 = 324 + 540/72 = 864/72 - 864/72 simplified gives 12/1
- So, 81/18 + 60/8 = 12/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 81/36+60/8 81/18+60/16 81/54+60/8 81/18+60/24 81/90+60/8 81/18+60/40 81/18+60/56