Add 90/30 and 35/7
1st number: 3 0/30, 2nd number: 5 0/7
90/30 + 35/7 is 8/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 7 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
90/30 = 90 × 7/30 × 7 = 630/210 - Likewise, for the 2nd fraction, since 7 × 30 = 210,
35/7 = 35 × 30/7 × 30 = 1050/210 - Add the two like fractions:
630/210 + 1050/210 = 630 + 1050/210 = 1680/210 - 1680/210 simplified gives 8/1
- So, 90/30 + 35/7 = 8/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30+70/7 90/60+35/7 90/30+35/14 90/30+35/21 90/30+35/49