Add 42/60 and 16/18
42/60 + 16/18 is 143/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 18 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 60 × 3 = 180,
42/60 = 42 × 3/60 × 3 = 126/180 - Likewise, for the 2nd fraction, since 18 × 10 = 180,
16/18 = 16 × 10/18 × 10 = 160/180 - Add the two like fractions:
126/180 + 160/180 = 126 + 160/180 = 286/180 - 286/180 simplified gives 143/90
- So, 42/60 + 16/18 = 143/90
In mixed form: 153/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/60+16/18 42/60+32/18 42/60+16/36 42/60+48/18 42/60+16/54 42/60+80/18 42/60+16/90