Add 49/35 and 45/21
1st number: 1 14/35, 2nd number: 2 3/21
49/35 + 45/21 is 124/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 21 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 35 × 3 = 105,
49/35 = 49 × 3/35 × 3 = 147/105 - Likewise, for the 2nd fraction, since 21 × 5 = 105,
45/21 = 45 × 5/21 × 5 = 225/105 - Add the two like fractions:
147/105 + 225/105 = 147 + 225/105 = 372/105 - 372/105 simplified gives 124/35
- So, 49/35 + 45/21 = 124/35
In mixed form: 319/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/35+45/21 49/35+90/21 49/70+45/21 49/35+45/42 49/35+45/63