Add 14/54 and 18/70
14/54 + 18/70 is 488/945.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 70 is 1890
Next, find the equivalent fraction of both fractional numbers with denominator 1890 - For the 1st fraction, since 54 × 35 = 1890,
14/54 = 14 × 35/54 × 35 = 490/1890 - Likewise, for the 2nd fraction, since 70 × 27 = 1890,
18/70 = 18 × 27/70 × 27 = 486/1890 - Add the two like fractions:
490/1890 + 486/1890 = 490 + 486/1890 = 976/1890 - 976/1890 simplified gives 488/945
- So, 14/54 + 18/70 = 488/945
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/54+18/70 14/54+36/70 42/54+18/70 14/54+54/70 70/54+18/70 14/54+90/70 98/54+18/70