Add 9/56 and 7/45
9/56 + 7/45 is 797/2520.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 45 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 56 × 45 = 2520,
9/56 = 9 × 45/56 × 45 = 405/2520 - Likewise, for the 2nd fraction, since 45 × 56 = 2520,
7/45 = 7 × 56/45 × 56 = 392/2520 - Add the two like fractions:
405/2520 + 392/2520 = 405 + 392/2520 = 797/2520 - So, 9/56 + 7/45 = 797/2520
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/56+7/45 9/56+14/45 9/56+7/90 27/56+7/45 9/56+21/45 45/56+7/45 9/56+35/45 63/56+7/45 9/56+49/45