Add 56/4 and 45/15
1st number: 14 0/4, 2nd number: 3 0/15
56/4 + 45/15 is 17/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
56/4 = 56 × 15/4 × 15 = 840/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
45/15 = 45 × 4/15 × 4 = 180/60 - Add the two like fractions:
840/60 + 180/60 = 840 + 180/60 = 1020/60 - 1020/60 simplified gives 17/1
- So, 56/4 + 45/15 = 17/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/4+90/15 56/8+45/15 56/4+45/30 56/12+45/15 56/20+45/15 56/4+45/75 56/28+45/15