Add 15/8 and 1/84
1st number: 1 7/8, 2nd number: 1/84
15/8 + 1/84 is 317/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
15/8 = 15 × 21/8 × 21 = 315/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
1/84 = 1 × 2/84 × 2 = 2/168 - Add the two like fractions:
315/168 + 2/168 = 315 + 2/168 = 317/168 - So, 15/8 + 1/84 = 317/168
In mixed form: 1149/168
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/8+1/84 15/8+2/84 15/16+1/84 45/8+1/84 15/8+3/84 15/24+1/84 75/8+1/84 15/8+5/84 15/40+1/84 15/8+7/84 15/56+1/84