Add 6/28 and 90/63
1st number: 6/28, 2nd number: 1 27/63
6/28 + 90/63 is 23/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 63 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 28 × 9 = 252,
6/28 = 6 × 9/28 × 9 = 54/252 - Likewise, for the 2nd fraction, since 63 × 4 = 252,
90/63 = 90 × 4/63 × 4 = 360/252 - Add the two like fractions:
54/252 + 360/252 = 54 + 360/252 = 414/252 - 414/252 simplified gives 23/14
- So, 6/28 + 90/63 = 23/14
In mixed form: 19/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 12/28+90/63 6/56+90/63 18/28+90/63 6/84+90/63 30/28+90/63 42/28+90/63