Add 70/56 and 42/70
1st number: 1 14/56, 2nd number: 42/70
70/56 + 42/70 is 37/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 56 × 5 = 280,
70/56 = 70 × 5/56 × 5 = 350/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
42/70 = 42 × 4/70 × 4 = 168/280 - Add the two like fractions:
350/280 + 168/280 = 350 + 168/280 = 518/280 - 518/280 simplified gives 37/20
- So, 70/56 + 42/70 = 37/20
In mixed form: 117/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/56+84/70