Add 90/30 and 7/10
1st number: 3 0/30, 2nd number: 7/10
90/30 + 7/10 is 37/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
90/30 = 90 × 1/30 × 1 = 90/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
7/10 = 7 × 3/10 × 3 = 21/30 - Add the two like fractions:
90/30 + 21/30 = 90 + 21/30 = 111/30 - 111/30 simplified gives 37/10
- So, 90/30 + 7/10 = 37/10
In mixed form: 37/10
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30+14/10 90/60+7/10 90/30+7/20 90/30+21/10 90/30+7/30 90/30+35/10 90/30+7/50 90/30+49/10 90/30+7/70