Add 90/35 and 42/8
1st number: 2 20/35, 2nd number: 5 2/8
90/35 + 42/8 is 219/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 8 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 35 × 8 = 280,
90/35 = 90 × 8/35 × 8 = 720/280 - Likewise, for the 2nd fraction, since 8 × 35 = 280,
42/8 = 42 × 35/8 × 35 = 1470/280 - Add the two like fractions:
720/280 + 1470/280 = 720 + 1470/280 = 2190/280 - 2190/280 simplified gives 219/28
- So, 90/35 + 42/8 = 219/28
In mixed form: 723/28
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/35+84/8 90/70+42/8 90/35+42/16 90/35+42/24 90/35+42/40 90/35+42/56