Add 28/8 and 12/35
1st number: 3 4/8, 2nd number: 12/35
28/8 + 12/35 is 269/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 35 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 8 × 35 = 280,
28/8 = 28 × 35/8 × 35 = 980/280 - Likewise, for the 2nd fraction, since 35 × 8 = 280,
12/35 = 12 × 8/35 × 8 = 96/280 - Add the two like fractions:
980/280 + 96/280 = 980 + 96/280 = 1076/280 - 1076/280 simplified gives 269/70
- So, 28/8 + 12/35 = 269/70
In mixed form: 359/70
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 56/8+12/35 28/8+24/35 28/16+12/35 28/8+12/70 84/8+12/35 28/8+36/35 28/24+12/35 28/8+60/35 28/40+12/35 28/8+84/35 28/56+12/35