Add 18/10 and 12/56
1st number: 1 8/10, 2nd number: 12/56
18/10 + 12/56 is 141/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 10 × 28 = 280,
18/10 = 18 × 28/10 × 28 = 504/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
12/56 = 12 × 5/56 × 5 = 60/280 - Add the two like fractions:
504/280 + 60/280 = 504 + 60/280 = 564/280 - 564/280 simplified gives 141/70
- So, 18/10 + 12/56 = 141/70
In mixed form: 21/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 36/10+12/56 18/10+24/56 18/20+12/56 54/10+12/56 18/10+36/56 18/30+12/56 90/10+12/56 18/10+60/56 18/50+12/56 18/10+84/56 18/70+12/56