Add 30/16 and 12/4
1st number: 1 14/16, 2nd number: 3 0/4
30/16 + 12/4 is 39/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 4 is 16
Next, find the equivalent fraction of both fractional numbers with denominator 16 - For the 1st fraction, since 16 × 1 = 16,
30/16 = 30 × 1/16 × 1 = 30/16 - Likewise, for the 2nd fraction, since 4 × 4 = 16,
12/4 = 12 × 4/4 × 4 = 48/16 - Add the two like fractions:
30/16 + 48/16 = 30 + 48/16 = 78/16 - 78/16 simplified gives 39/8
- So, 30/16 + 12/4 = 39/8
In mixed form: 47/8
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/16+12/4 30/16+24/4 30/32+12/4 30/16+12/8 90/16+12/4 30/16+36/4 30/48+12/4 30/16+60/4 30/80+12/4 30/16+12/20 30/16+84/4 30/16+12/28