Add 72/30 and 7/16
1st number: 2 12/30, 2nd number: 7/16
72/30 + 7/16 is 227/80.
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,
72/30 = 72 × 8/30 × 8 = 576/240 - Likewise, for the 2nd fraction, since 16 × 15 = 240,
7/16 = 7 × 15/16 × 15 = 105/240 - Add the two like fractions:
576/240 + 105/240 = 576 + 105/240 = 681/240 - 681/240 simplified gives 227/80
- So, 72/30 + 7/16 = 227/80
In mixed form: 267/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/30+14/16 72/60+7/16 72/30+7/32 72/30+21/16 72/90+7/16 72/30+7/48 72/30+35/16 72/30+7/80 72/30+49/16