Add 75/3 and 21/49
1st number: 25 0/3, 2nd number: 21/49
75/3 + 21/49 is 178/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 49 is 147
Next, find the equivalent fraction of both fractional numbers with denominator 147 - For the 1st fraction, since 3 × 49 = 147,
75/3 = 75 × 49/3 × 49 = 3675/147 - Likewise, for the 2nd fraction, since 49 × 3 = 147,
21/49 = 21 × 3/49 × 3 = 63/147 - Add the two like fractions:
3675/147 + 63/147 = 3675 + 63/147 = 3738/147 - 3738/147 simplified gives 178/7
- So, 75/3 + 21/49 = 178/7
In mixed form: 253/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/3+42/49 75/6+21/49 75/3+21/98 75/3+63/49 75/9+21/49 75/15+21/49 75/21+21/49