Add 72/14 and 5/40
1st number: 5 2/14, 2nd number: 5/40
72/14 + 5/40 is 295/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 40 is 280
Next, find the equivalent fraction of both fractional numbers with denominator 280 - For the 1st fraction, since 14 × 20 = 280,
72/14 = 72 × 20/14 × 20 = 1440/280 - Likewise, for the 2nd fraction, since 40 × 7 = 280,
5/40 = 5 × 7/40 × 7 = 35/280 - Add the two like fractions:
1440/280 + 35/280 = 1440 + 35/280 = 1475/280 - 1475/280 simplified gives 295/56
- So, 72/14 + 5/40 = 295/56
In mixed form: 515/56
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/14+10/40 72/28+5/40 72/14+5/80 72/14+15/40 72/42+5/40 72/14+25/40 72/70+5/40 72/14+35/40 72/98+5/40