Add 70/10 and 49/20
1st number: 7 0/10, 2nd number: 2 9/20
70/10 + 49/20 is 189/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
70/10 = 70 × 2/10 × 2 = 140/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
49/20 = 49 × 1/20 × 1 = 49/20 - Add the two like fractions:
140/20 + 49/20 = 140 + 49/20 = 189/20 - So, 70/10 + 49/20 = 189/20
In mixed form: 99/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/10+98/20 70/20+49/20 70/10+49/40 70/30+49/20 70/10+49/60 70/50+49/20