Add 49/35 and 18/21
1st number: 1 14/35, 2nd number: 18/21
49/35 + 18/21 is 79/35.
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,
18/21 = 18 × 5/21 × 5 = 90/105 - Add the two like fractions:
147/105 + 90/105 = 147 + 90/105 = 237/105 - 237/105 simplified gives 79/35
- So, 49/35 + 18/21 = 79/35
In mixed form: 29/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/35+18/21 49/35+36/21 49/70+18/21 49/35+18/42 49/35+54/21 49/35+18/63 49/35+90/21