Add 30/63 and 1/28
30/63 + 1/28 is 43/84.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 28 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 63 × 4 = 252,
30/63 = 30 × 4/63 × 4 = 120/252 - Likewise, for the 2nd fraction, since 28 × 9 = 252,
1/28 = 1 × 9/28 × 9 = 9/252 - Add the two like fractions:
120/252 + 9/252 = 120 + 9/252 = 129/252 - 129/252 simplified gives 43/84
- So, 30/63 + 1/28 = 43/84
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/63+1/28 30/63+2/28 30/63+1/56 90/63+1/28 30/63+3/28 30/63+1/84 30/63+5/28 30/63+7/28