Add 72/5 and 70/49
1st number: 14 2/5, 2nd number: 1 21/49
72/5 + 70/49 is 554/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 49 is 245
Next, find the equivalent fraction of both fractional numbers with denominator 245 - For the 1st fraction, since 5 × 49 = 245,
72/5 = 72 × 49/5 × 49 = 3528/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
70/49 = 70 × 5/49 × 5 = 350/245 - Add the two like fractions:
3528/245 + 350/245 = 3528 + 350/245 = 3878/245 - 3878/245 simplified gives 554/35
- So, 72/5 + 70/49 = 554/35
In mixed form: 1529/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/10+70/49 72/5+70/98 72/15+70/49 72/25+70/49 72/35+70/49