Add 1/70 and 63/56
1st number: 1/70, 2nd number: 1 7/56
1/70 + 63/56 is 319/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 56 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 70 × 4 = 280,
1/70 = 1 × 4/70 × 4 = 4/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
63/56 = 63 × 5/56 × 5 = 315/280 - Add the two like fractions:
4/280 + 315/280 = 4 + 315/280 = 319/280 - So, 1/70 + 63/56 = 319/280
In mixed form: 139/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/70+63/56 3/70+63/56 5/70+63/56 7/70+63/56