Add 2/56 and 42/40
1st number: 2/56, 2nd number: 1 2/40
2/56 + 42/40 is 38/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
2/56 = 2 × 5/56 × 5 = 10/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
42/40 = 42 × 7/40 × 7 = 294/280 - Add the two like fractions:
10/280 + 294/280 = 10 + 294/280 = 304/280 - 304/280 simplified gives 38/35
- So, 2/56 + 42/40 = 38/35
In mixed form: 13/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/56+42/40 2/56+84/40 2/56+42/80 6/56+42/40 10/56+42/40 14/56+42/40