Add 40/10 and 18/12
1st number: 4 0/10, 2nd number: 1 6/12
40/10 + 18/12 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 10 × 6 = 60,
40/10 = 40 × 6/10 × 6 = 240/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
18/12 = 18 × 5/12 × 5 = 90/60 - Add the two like fractions:
240/60 + 90/60 = 240 + 90/60 = 330/60 - 330/60 simplified gives 11/2
- So, 40/10 + 18/12 = 11/2
In mixed form: 51/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/10+18/12 40/10+36/12 40/20+18/12 40/10+18/24 40/10+54/12 40/30+18/12 40/10+18/36 40/10+90/12 40/50+18/12 40/10+18/60 40/70+18/12 40/10+18/84