Add 7/2 and 42/60
1st number: 3 1/2, 2nd number: 42/60
7/2 + 42/60 is 21/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 2 × 30 = 60,
7/2 = 7 × 30/2 × 30 = 210/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
42/60 = 42 × 1/60 × 1 = 42/60 - Add the two like fractions:
210/60 + 42/60 = 210 + 42/60 = 252/60 - 252/60 simplified gives 21/5
- So, 7/2 + 42/60 = 21/5
In mixed form: 41/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/2+42/60 7/2+84/60 7/4+42/60 21/2+42/60 7/6+42/60 35/2+42/60 7/10+42/60 49/2+42/60 7/14+42/60