Add 75/72 and 7/10
1st number: 1 3/72, 2nd number: 7/10
75/72 + 7/10 is 209/120.
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,
75/72 = 75 × 5/72 × 5 = 375/360 - Likewise, for the 2nd fraction, since 10 × 36 = 360,
7/10 = 7 × 36/10 × 36 = 252/360 - Add the two like fractions:
375/360 + 252/360 = 375 + 252/360 = 627/360 - 627/360 simplified gives 209/120
- So, 75/72 + 7/10 = 209/120
In mixed form: 189/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/72+14/10 75/72+7/20 75/72+21/10 75/72+7/30 75/72+35/10 75/72+7/50 75/72+49/10 75/72+7/70