Add 4/72 and 75/40
1st number: 4/72, 2nd number: 1 35/40
4/72 + 75/40 is 139/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 40 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 40 × 9 = 360,
75/40 = 75 × 9/40 × 9 = 675/360 - Add the two like fractions:
20/360 + 675/360 = 20 + 675/360 = 695/360 - 695/360 simplified gives 139/72
- So, 4/72 + 75/40 = 139/72
In mixed form: 167/72
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/72+75/40 4/72+75/80 12/72+75/40 20/72+75/40 28/72+75/40