Add 15/5 and 18/56
1st number: 3 0/5, 2nd number: 18/56
15/5 + 18/56 is 93/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 5 × 56 = 280,
15/5 = 15 × 56/5 × 56 = 840/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
18/56 = 18 × 5/56 × 5 = 90/280 - Add the two like fractions:
840/280 + 90/280 = 840 + 90/280 = 930/280 - 930/280 simplified gives 93/28
- So, 15/5 + 18/56 = 93/28
In mixed form: 39/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/5+18/56 15/5+36/56 15/10+18/56 45/5+18/56 15/5+54/56 75/5+18/56 15/5+90/56 15/25+18/56 15/35+18/56