Add 7/70 and 80/56
1st number: 7/70, 2nd number: 1 24/56
7/70 + 80/56 is 107/70.
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,
7/70 = 7 × 4/70 × 4 = 28/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
80/56 = 80 × 5/56 × 5 = 400/280 - Add the two like fractions:
28/280 + 400/280 = 28 + 400/280 = 428/280 - 428/280 simplified gives 107/70
- So, 7/70 + 80/56 = 107/70
In mixed form: 137/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/70+80/56 21/70+80/56 35/70+80/56 49/70+80/56