Add 30/36 and 48/70
30/36 + 48/70 is 319/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 70 is 1260
Next, find the equivalent fraction of both fractional numbers with denominator 1260 - For the 1st fraction, since 36 × 35 = 1260,
30/36 = 30 × 35/36 × 35 = 1050/1260 - Likewise, for the 2nd fraction, since 70 × 18 = 1260,
48/70 = 48 × 18/70 × 18 = 864/1260 - Add the two like fractions:
1050/1260 + 864/1260 = 1050 + 864/1260 = 1914/1260 - 1914/1260 simplified gives 319/210
- So, 30/36 + 48/70 = 319/210
In mixed form: 1109/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/36+48/70 30/36+96/70 30/72+48/70 90/36+48/70