Add 49/15 and 8/70
1st number: 3 4/15, 2nd number: 8/70
49/15 + 8/70 is 71/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 70 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 15 × 14 = 210,
49/15 = 49 × 14/15 × 14 = 686/210 - Likewise, for the 2nd fraction, since 70 × 3 = 210,
8/70 = 8 × 3/70 × 3 = 24/210 - Add the two like fractions:
686/210 + 24/210 = 686 + 24/210 = 710/210 - 710/210 simplified gives 71/21
- So, 49/15 + 8/70 = 71/21
In mixed form: 38/21
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/15+8/70 49/15+16/70 49/30+8/70 49/15+24/70 49/45+8/70 49/15+40/70 49/75+8/70 49/15+56/70