Add 90/30 and 7/16
1st number: 3 0/30, 2nd number: 7/16
90/30 + 7/16 is 55/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 16 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
90/30 = 90 × 8/30 × 8 = 720/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
7/16 = 7 × 15/16 × 15 = 105/240 - Add the two like fractions:
720/240 + 105/240 = 720 + 105/240 = 825/240 - 825/240 simplified gives 55/16
- So, 90/30 + 7/16 = 55/16
In mixed form: 37/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30+14/16 90/60+7/16 90/30+7/32 90/30+21/16 90/30+7/48 90/30+35/16 90/30+7/80 90/30+49/16