Add 42/5 and 27/40
1st number: 8 2/5, 2nd number: 27/40
42/5 + 27/40 is 363/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 40 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
42/5 = 42 × 8/5 × 8 = 336/40 - Likewise, for the 2nd fraction, since 40 × 1 = 40,
27/40 = 27 × 1/40 × 1 = 27/40 - Add the two like fractions:
336/40 + 27/40 = 336 + 27/40 = 363/40 - So, 42/5 + 27/40 = 363/40
In mixed form: 93/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/5+27/40 42/5+54/40 42/10+27/40 42/5+27/80 42/5+81/40 42/15+27/40 42/25+27/40 42/35+27/40