Add 30/5 and 70/49
1st number: 6 0/5, 2nd number: 1 21/49
30/5 + 70/49 is 52/7.
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,
30/5 = 30 × 49/5 × 49 = 1470/245 - Likewise, for the 2nd fraction, since 49 × 5 = 245,
70/49 = 70 × 5/49 × 5 = 350/245 - Add the two like fractions:
1470/245 + 350/245 = 1470 + 350/245 = 1820/245 - 1820/245 simplified gives 52/7
- So, 30/5 + 70/49 = 52/7
In mixed form: 73/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/5+70/49 30/10+70/49 30/5+70/98 90/5+70/49 30/15+70/49 30/25+70/49 30/35+70/49