Add 60/8 and 42/90
1st number: 7 4/8, 2nd number: 42/90
60/8 + 42/90 is 239/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 8 × 45 = 360,
60/8 = 60 × 45/8 × 45 = 2700/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
42/90 = 42 × 4/90 × 4 = 168/360 - Add the two like fractions:
2700/360 + 168/360 = 2700 + 168/360 = 2868/360 - 2868/360 simplified gives 239/30
- So, 60/8 + 42/90 = 239/30
In mixed form: 729/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/8+84/90 60/16+42/90 60/24+42/90 60/40+42/90 60/56+42/90