Add 8/45 and 30/56
8/45 + 30/56 is 899/1260.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 56 is 2520
Next, find the equivalent fraction of both fractional numbers with denominator 2520 - For the 1st fraction, since 45 × 56 = 2520,
8/45 = 8 × 56/45 × 56 = 448/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
30/56 = 30 × 45/56 × 45 = 1350/2520 - Add the two like fractions:
448/2520 + 1350/2520 = 448 + 1350/2520 = 1798/2520 - 1798/2520 simplified gives 899/1260
- So, 8/45 + 30/56 = 899/1260
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/45+30/56 8/45+60/56 8/90+30/56 24/45+30/56 8/45+90/56 40/45+30/56 56/45+30/56