Add 9/14 and 54/70
9/14 + 54/70 is 99/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 70 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 14 × 5 = 70,
9/14 = 9 × 5/14 × 5 = 45/70 - Likewise, for the 2nd fraction, since 70 × 1 = 70,
54/70 = 54 × 1/70 × 1 = 54/70 - Add the two like fractions:
45/70 + 54/70 = 45 + 54/70 = 99/70 - So, 9/14 + 54/70 = 99/70
In mixed form: 129/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/14+54/70 9/28+54/70 27/14+54/70 9/42+54/70 45/14+54/70 9/70+54/70 63/14+54/70 9/98+54/70