Add 12/45 and 60/56
1st number: 12/45, 2nd number: 1 4/56
12/45 + 60/56 is 281/210.
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,
12/45 = 12 × 56/45 × 56 = 672/2520 - Likewise, for the 2nd fraction, since 56 × 45 = 2520,
60/56 = 60 × 45/56 × 45 = 2700/2520 - Add the two like fractions:
672/2520 + 2700/2520 = 672 + 2700/2520 = 3372/2520 - 3372/2520 simplified gives 281/210
- So, 12/45 + 60/56 = 281/210
In mixed form: 171/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/45+60/56 12/90+60/56 36/45+60/56 60/45+60/56 84/45+60/56