Add 14/54 and 12/70
14/54 + 12/70 is 407/945.
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,
12/70 = 12 × 27/70 × 27 = 324/1890 - Add the two like fractions:
490/1890 + 324/1890 = 490 + 324/1890 = 814/1890 - 814/1890 simplified gives 407/945
- So, 14/54 + 12/70 = 407/945
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/54+12/70 14/54+24/70 42/54+12/70 14/54+36/70 70/54+12/70 14/54+60/70 98/54+12/70 14/54+84/70