Add 30/63 and 18/4
1st number: 30/63, 2nd number: 4 2/4
30/63 + 18/4 is 209/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 4 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 4 × 63 = 252,
18/4 = 18 × 63/4 × 63 = 1134/252 - Add the two like fractions:
120/252 + 1134/252 = 120 + 1134/252 = 1254/252 - 1254/252 simplified gives 209/42
- So, 30/63 + 18/4 = 209/42
In mixed form: 441/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/63+18/4 30/63+36/4 30/63+18/8 90/63+18/4 30/63+54/4 30/63+18/12 30/63+90/4 30/63+18/20 30/63+18/28