Add 2/72 and 12/30
2/72 + 12/30 is 77/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 30 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
2/72 = 2 × 5/72 × 5 = 10/360 - Likewise, for the 2nd fraction, since 30 × 12 = 360,
12/30 = 12 × 12/30 × 12 = 144/360 - Add the two like fractions:
10/360 + 144/360 = 10 + 144/360 = 154/360 - 154/360 simplified gives 77/180
- So, 2/72 + 12/30 = 77/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/72+12/30 2/72+24/30 2/72+12/60 6/72+12/30 2/72+36/30 2/72+12/90 10/72+12/30 2/72+60/30 14/72+12/30 2/72+84/30