Add 90/40 and 14/12
1st number: 2 10/40, 2nd number: 1 2/12
90/40 + 14/12 is 41/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 12 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
90/40 = 90 × 3/40 × 3 = 270/120 - Likewise, for the 2nd fraction, since 12 × 10 = 120,
14/12 = 14 × 10/12 × 10 = 140/120 - Add the two like fractions:
270/120 + 140/120 = 270 + 140/120 = 410/120 - 410/120 simplified gives 41/12
- So, 90/40 + 14/12 = 41/12
In mixed form: 35/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/40+28/12 90/80+14/12 90/40+14/24 90/40+42/12 90/40+14/36 90/40+70/12 90/40+14/60 90/40+98/12 90/40+14/84