Add 21/3 and 49/35
1st number: 7 0/3, 2nd number: 1 14/35
21/3 + 49/35 is 42/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 3 × 35 = 105,
21/3 = 21 × 35/3 × 35 = 735/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
49/35 = 49 × 3/35 × 3 = 147/105 - Add the two like fractions:
735/105 + 147/105 = 735 + 147/105 = 882/105 - 882/105 simplified gives 42/5
- So, 21/3 + 49/35 = 42/5
In mixed form: 82/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 42/3+49/35 21/3+98/35 21/6+49/35 21/3+49/70 63/3+49/35 21/9+49/35 21/15+49/35