Add 18/30 and 3/56
18/30 + 3/56 is 183/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 30 × 28 = 840,
18/30 = 18 × 28/30 × 28 = 504/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
3/56 = 3 × 15/56 × 15 = 45/840 - Add the two like fractions:
504/840 + 45/840 = 504 + 45/840 = 549/840 - 549/840 simplified gives 183/280
- So, 18/30 + 3/56 = 183/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/30+3/56 18/30+6/56 18/60+3/56 54/30+3/56 18/30+9/56 18/90+3/56 90/30+3/56 18/30+15/56 18/30+21/56