Add 72/12 and 40/10
1st number: 6 0/12, 2nd number: 4 0/10
72/12 + 40/10 is 10/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 10 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
72/12 = 72 × 5/12 × 5 = 360/60 - Likewise, for the 2nd fraction, since 10 × 6 = 60,
40/10 = 40 × 6/10 × 6 = 240/60 - Add the two like fractions:
360/60 + 240/60 = 360 + 240/60 = 600/60 - 600/60 simplified gives 10/1
- So, 72/12 + 40/10 = 10/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12+80/10 72/24+40/10 72/12+40/20 72/36+40/10 72/12+40/30 72/60+40/10 72/12+40/50 72/84+40/10 72/12+40/70