Add 7/35 and 90/30
1st number: 7/35, 2nd number: 3 0/30
7/35 + 90/30 is 16/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
7/35 = 7 × 6/35 × 6 = 42/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
90/30 = 90 × 7/30 × 7 = 630/210 - Add the two like fractions:
42/210 + 630/210 = 42 + 630/210 = 672/210 - 672/210 simplified gives 16/5
- So, 7/35 + 90/30 = 16/5
In mixed form: 31/5
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 14/35+90/30 7/70+90/30 7/35+90/60 21/35+90/30 49/35+90/30