Add 7/27 and 3/70
7/27 + 3/70 is 571/1890.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 27 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 27 × 70 = 1890,
7/27 = 7 × 70/27 × 70 = 490/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
3/70 = 3 × 27/70 × 27 = 81/1890 - Add the two like fractions:
490/1890 + 81/1890 = 490 + 81/1890 = 571/1890 - So, 7/27 + 3/70 = 571/1890
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/27+3/70 7/27+6/70 7/54+3/70 21/27+3/70 7/27+9/70 7/81+3/70 35/27+3/70 7/27+15/70 49/27+3/70 7/27+21/70