Add 18/20 and 60/8
1st number: 18/20, 2nd number: 7 4/8
18/20 + 60/8 is 42/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 20 × 2 = 40,
18/20 = 18 × 2/20 × 2 = 36/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
60/8 = 60 × 5/8 × 5 = 300/40 - Add the two like fractions:
36/40 + 300/40 = 36 + 300/40 = 336/40 - 336/40 simplified gives 42/5
- So, 18/20 + 60/8 = 42/5
In mixed form: 82/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/20+60/8 18/40+60/8 18/20+60/16 54/20+60/8 18/60+60/8 18/20+60/24 90/20+60/8 18/20+60/40 18/20+60/56