Add 84/8 and 7/5
1st number: 10 4/8, 2nd number: 1 2/5
84/8 + 7/5 is 119/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 5 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
84/8 = 84 × 5/8 × 5 = 420/40 - Likewise, for the 2nd fraction, since 5 × 8 = 40,
7/5 = 7 × 8/5 × 8 = 56/40 - Add the two like fractions:
420/40 + 56/40 = 420 + 56/40 = 476/40 - 476/40 simplified gives 119/10
- So, 84/8 + 7/5 = 119/10
In mixed form: 119/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/8+14/5 84/16+7/5 84/8+7/10 84/8+21/5 84/24+7/5 84/8+7/15 84/8+35/5 84/40+7/5 84/8+7/25 84/8+49/5 84/56+7/5 84/8+7/35