Add 63/7 and 3/20
1st number: 9 0/7, 2nd number: 3/20
63/7 + 3/20 is 183/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 20 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 7 × 20 = 140,
63/7 = 63 × 20/7 × 20 = 1260/140 - Likewise, for the 2nd fraction, since 20 × 7 = 140,
3/20 = 3 × 7/20 × 7 = 21/140 - Add the two like fractions:
1260/140 + 21/140 = 1260 + 21/140 = 1281/140 - 1281/140 simplified gives 183/20
- So, 63/7 + 3/20 = 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: 63/7+6/20 63/14+3/20 63/7+3/40 63/7+9/20 63/21+3/20 63/7+3/60 63/7+15/20 63/35+3/20 63/7+21/20 63/49+3/20