Add 60/70 and 80/56
1st number: 60/70, 2nd number: 1 24/56
60/70 + 80/56 is 16/7.
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,
60/70 = 60 × 4/70 × 4 = 240/280 - Likewise, for the 2nd fraction, since 56 × 5 = 280,
80/56 = 80 × 5/56 × 5 = 400/280 - Add the two like fractions:
240/280 + 400/280 = 240 + 400/280 = 640/280 - 640/280 simplified gives 16/7
- So, 60/70 + 80/56 = 16/7
In mixed form: 22/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: