Add 15/56 and 3/60
15/56 + 3/60 is 89/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 60 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
15/56 = 15 × 15/56 × 15 = 225/840 - Likewise, for the 2nd fraction, since 60 × 14 = 840,
3/60 = 3 × 14/60 × 14 = 42/840 - Add the two like fractions:
225/840 + 42/840 = 225 + 42/840 = 267/840 - 267/840 simplified gives 89/280
- So, 15/56 + 3/60 = 89/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/56+3/60 15/56+6/60 45/56+3/60 15/56+9/60 75/56+3/60 15/56+15/60 15/56+21/60