Add 9/72 and 2/10
9/72 + 2/10 is 13/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 10 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
9/72 = 9 × 5/72 × 5 = 45/360 - Likewise, for the 2nd fraction, since 10 × 36 = 360,
2/10 = 2 × 36/10 × 36 = 72/360 - Add the two like fractions:
45/360 + 72/360 = 45 + 72/360 = 117/360 - 117/360 simplified gives 13/40
- So, 9/72 + 2/10 = 13/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/72+2/10 9/72+4/10 9/72+2/20 27/72+2/10 9/72+6/10 9/72+2/30 45/72+2/10 9/72+2/50 63/72+2/10 9/72+14/10 9/72+2/70