Add 4/72 and 8/60
4/72 + 8/60 is 17/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 60 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
4/72 = 4 × 5/72 × 5 = 20/360 - Likewise, for the 2nd fraction, since 60 × 6 = 360,
8/60 = 8 × 6/60 × 6 = 48/360 - Add the two like fractions:
20/360 + 48/360 = 20 + 48/360 = 68/360 - 68/360 simplified gives 17/90
- So, 4/72 + 8/60 = 17/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/72+8/60 4/72+16/60 12/72+8/60 4/72+24/60 20/72+8/60 4/72+40/60 28/72+8/60 4/72+56/60