Add 3/8 and 72/30
1st number: 3/8, 2nd number: 2 12/30
3/8 + 72/30 is 111/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
3/8 = 3 × 15/8 × 15 = 45/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
72/30 = 72 × 4/30 × 4 = 288/120 - Add the two like fractions:
45/120 + 288/120 = 45 + 288/120 = 333/120 - 333/120 simplified gives 111/40
- So, 3/8 + 72/30 = 111/40
In mixed form: 231/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 6/8+72/30 3/16+72/30 3/8+72/60 9/8+72/30 3/24+72/30 3/8+72/90 15/8+72/30 3/40+72/30 21/8+72/30 3/56+72/30