Add 63/7 and 1/20
1st number: 9 0/7, 2nd number: 1/20
63/7 + 1/20 is 181/20.
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,
1/20 = 1 × 7/20 × 7 = 7/140 - Add the two like fractions:
1260/140 + 7/140 = 1260 + 7/140 = 1267/140 - 1267/140 simplified gives 181/20
- So, 63/7 + 1/20 = 181/20
In mixed form: 91/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/7+2/20 63/14+1/20 63/7+1/40 63/7+3/20 63/21+1/20 63/7+1/60 63/7+5/20 63/35+1/20 63/7+7/20 63/49+1/20