Add 27/20 and 56/35
1st number: 1 7/20, 2nd number: 1 21/35
27/20 + 56/35 is 59/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 20 × 7 = 140,
27/20 = 27 × 7/20 × 7 = 189/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
56/35 = 56 × 4/35 × 4 = 224/140 - Add the two like fractions:
189/140 + 224/140 = 189 + 224/140 = 413/140 - 413/140 simplified gives 59/20
- So, 27/20 + 56/35 = 59/20
In mixed form: 219/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/20+56/35 27/40+56/35 27/20+56/70 81/20+56/35 27/60+56/35