Add 40/10 and 12/72
1st number: 4 0/10, 2nd number: 12/72
40/10 + 12/72 is 25/6.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 10 × 36 = 360,
40/10 = 40 × 36/10 × 36 = 1440/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
12/72 = 12 × 5/72 × 5 = 60/360 - Add the two like fractions:
1440/360 + 60/360 = 1440 + 60/360 = 1500/360 - 1500/360 simplified gives 25/6
- So, 40/10 + 12/72 = 25/6
In mixed form: 41/6
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10+12/72 40/10+24/72 40/20+12/72 40/10+36/72 40/30+12/72 40/10+60/72 40/50+12/72 40/10+84/72 40/70+12/72