Add 70/10 and 84/49
1st number: 7 0/10, 2nd number: 1 35/49
70/10 + 84/49 is 61/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 49 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 10 × 49 = 490,
70/10 = 70 × 49/10 × 49 = 3430/490 - Likewise, for the 2nd fraction, since 49 × 10 = 490,
84/49 = 84 × 10/49 × 10 = 840/490 - Add the two like fractions:
3430/490 + 840/490 = 3430 + 840/490 = 4270/490 - 4270/490 simplified gives 61/7
- So, 70/10 + 84/49 = 61/7
In mixed form: 85/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/20+84/49 70/10+84/98 70/30+84/49 70/50+84/49