Add 3/30 and 63/28
1st number: 3/30, 2nd number: 2 7/28
3/30 + 63/28 is 47/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
3/30 = 3 × 14/30 × 14 = 42/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
63/28 = 63 × 15/28 × 15 = 945/420 - Add the two like fractions:
42/420 + 945/420 = 42 + 945/420 = 987/420 - 987/420 simplified gives 47/20
- So, 3/30 + 63/28 = 47/20
In mixed form: 27/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/30+63/28 3/60+63/28 3/30+63/56 9/30+63/28 3/90+63/28 3/30+63/84 15/30+63/28 21/30+63/28