Add 30/72 and 63/5
1st number: 30/72, 2nd number: 12 3/5
30/72 + 63/5 is 781/60.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 5 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
30/72 = 30 × 5/72 × 5 = 150/360 - Likewise, for the 2nd fraction, since 5 × 72 = 360,
63/5 = 63 × 72/5 × 72 = 4536/360 - Add the two like fractions:
150/360 + 4536/360 = 150 + 4536/360 = 4686/360 - 4686/360 simplified gives 781/60
- So, 30/72 + 63/5 = 781/60
In mixed form: 131/60
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/72+63/5 30/72+63/10 90/72+63/5 30/72+63/15 30/72+63/25 30/72+63/35