Add 27/70 and 70/54
1st number: 27/70, 2nd number: 1 16/54
27/70 + 70/54 is 3179/1890.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 54 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 70 × 27 = 1890,
27/70 = 27 × 27/70 × 27 = 729/1890 - Likewise, for the 2nd fraction, since 54 × 35 = 1890,
70/54 = 70 × 35/54 × 35 = 2450/1890 - Add the two like fractions:
729/1890 + 2450/1890 = 729 + 2450/1890 = 3179/1890 - So, 27/70 + 70/54 = 3179/1890
In mixed form: 11289/1890
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 54/70+70/54 81/70+70/54