Add 56/12 and 45/35
1st number: 4 8/12, 2nd number: 1 10/35
56/12 + 45/35 is 125/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 35 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 12 × 35 = 420,
56/12 = 56 × 35/12 × 35 = 1960/420 - Likewise, for the 2nd fraction, since 35 × 12 = 420,
45/35 = 45 × 12/35 × 12 = 540/420 - Add the two like fractions:
1960/420 + 540/420 = 1960 + 540/420 = 2500/420 - 2500/420 simplified gives 125/21
- So, 56/12 + 45/35 = 125/21
In mixed form: 520/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/12+90/35 56/24+45/35 56/12+45/70 56/36+45/35 56/60+45/35 56/84+45/35