Add 15/8 and 16/70
1st number: 1 7/8, 2nd number: 16/70
15/8 + 16/70 is 589/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 70 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
15/8 = 15 × 35/8 × 35 = 525/280 - Likewise, for the 2nd fraction, since 70 × 4 = 280,
16/70 = 16 × 4/70 × 4 = 64/280 - Add the two like fractions:
525/280 + 64/280 = 525 + 64/280 = 589/280 - So, 15/8 + 16/70 = 589/280
In mixed form: 229/280
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/8+16/70 15/8+32/70 15/16+16/70 45/8+16/70 15/8+48/70 15/24+16/70 75/8+16/70 15/8+80/70 15/40+16/70 15/56+16/70