Add 70/28 and 24/80
1st number: 2 14/28, 2nd number: 24/80
70/28 + 24/80 is 14/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 28 × 20 = 560,
70/28 = 70 × 20/28 × 20 = 1400/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
24/80 = 24 × 7/80 × 7 = 168/560 - Add the two like fractions:
1400/560 + 168/560 = 1400 + 168/560 = 1568/560 - 1568/560 simplified gives 14/5
- So, 70/28 + 24/80 = 14/5
In mixed form: 24/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/28+48/80 70/56+24/80 70/28+72/80 70/84+24/80