Add 84/4 and 7/35
1st number: 21 0/4, 2nd number: 7/35
84/4 + 7/35 is 106/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 4 × 35 = 140,
84/4 = 84 × 35/4 × 35 = 2940/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
7/35 = 7 × 4/35 × 4 = 28/140 - Add the two like fractions:
2940/140 + 28/140 = 2940 + 28/140 = 2968/140 - 2968/140 simplified gives 106/5
- So, 84/4 + 7/35 = 106/5
In mixed form: 211/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/4+14/35 84/8+7/35 84/4+7/70 84/4+21/35 84/12+7/35 84/20+7/35 84/4+49/35 84/28+7/35