Add 1/10 and 21/56
1/10 + 21/56 is 19/40.
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,
1/10 = 1 × 28/10 × 28 = 28/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
21/56 = 21 × 5/56 × 5 = 105/280 - Add the two like fractions:
28/280 + 105/280 = 28 + 105/280 = 133/280 - 133/280 simplified gives 19/40
- So, 1/10 + 21/56 = 19/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/10+21/56 1/10+42/56 1/20+21/56 3/10+21/56 1/10+63/56 1/30+21/56 5/10+21/56 1/50+21/56 7/10+21/56 1/70+21/56