Add 45/60 and 42/5
1st number: 45/60, 2nd number: 8 2/5
45/60 + 42/5 is 183/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 60 and 5 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 60 × 1 = 60,
45/60 = 45 × 1/60 × 1 = 45/60 - Likewise, for the 2nd fraction, since 5 × 12 = 60,
42/5 = 42 × 12/5 × 12 = 504/60 - Add the two like fractions:
45/60 + 504/60 = 45 + 504/60 = 549/60 - 549/60 simplified gives 183/20
- So, 45/60 + 42/5 = 183/20
In mixed form: 93/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/60+42/5 45/60+84/5 45/60+42/10 45/60+42/15 45/60+42/25 45/60+42/35