Add 4/10 and 42/56
4/10 + 42/56 is 23/20.
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,
4/10 = 4 × 28/10 × 28 = 112/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
42/56 = 42 × 5/56 × 5 = 210/280 - Add the two like fractions:
112/280 + 210/280 = 112 + 210/280 = 322/280 - 322/280 simplified gives 23/20
- So, 4/10 + 42/56 = 23/20
In mixed form: 13/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/10+42/56 4/10+84/56 4/20+42/56 12/10+42/56 4/30+42/56 20/10+42/56 4/50+42/56 28/10+42/56 4/70+42/56