Add 5/70 and 12/56
5/70 + 12/56 is 2/7.
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,
5/70 = 5 × 4/70 × 4 = 20/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
12/56 = 12 × 5/56 × 5 = 60/280 - Add the two like fractions:
20/280 + 60/280 = 20 + 60/280 = 80/280 - 80/280 simplified gives 2/7
- So, 5/70 + 12/56 = 2/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 10/70+12/56 5/70+24/56 15/70+12/56 5/70+36/56 25/70+12/56 5/70+60/56 35/70+12/56 5/70+84/56