Add 72/30 and 12/25
1st number: 2 12/30, 2nd number: 12/25
72/30 + 12/25 is 72/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 25 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
72/30 = 72 × 5/30 × 5 = 360/150 - Likewise, for the 2nd fraction, since 25 × 6 = 150,
12/25 = 12 × 6/25 × 6 = 72/150 - Add the two like fractions:
360/150 + 72/150 = 360 + 72/150 = 432/150 - 432/150 simplified gives 72/25
- So, 72/30 + 12/25 = 72/25
In mixed form: 222/25
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/30+24/25 72/60+12/25 72/30+12/50 72/30+36/25 72/90+12/25 72/30+12/75 72/30+60/25 72/30+84/25