Add 14/90 and 30/56
14/90 + 30/56 is 871/1260.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 56 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 90 × 28 = 2520,
14/90 = 14 × 28/90 × 28 = 392/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
30/56 = 30 × 45/56 × 45 = 1350/2520 - Add the two like fractions:
392/2520 + 1350/2520 = 392 + 1350/2520 = 1742/2520 - 1742/2520 simplified gives 871/1260
- So, 14/90 + 30/56 = 871/1260
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/90+30/56 14/90+60/56 42/90+30/56 14/90+90/56 70/90+30/56 98/90+30/56