Add 63/28 and 30/35
1st number: 2 7/28, 2nd number: 30/35
63/28 + 30/35 is 87/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
63/28 = 63 × 5/28 × 5 = 315/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
30/35 = 30 × 4/35 × 4 = 120/140 - Add the two like fractions:
315/140 + 120/140 = 315 + 120/140 = 435/140 - 435/140 simplified gives 87/28
- So, 63/28 + 30/35 = 87/28
In mixed form: 33/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/28+60/35 63/56+30/35 63/28+30/70 63/28+90/35 63/84+30/35