Add 14/10 and 12/90
1st number: 1 4/10, 2nd number: 12/90
14/10 + 12/90 is 23/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
14/10 = 14 × 9/10 × 9 = 126/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
12/90 = 12 × 1/90 × 1 = 12/90 - Add the two like fractions:
126/90 + 12/90 = 126 + 12/90 = 138/90 - 138/90 simplified gives 23/15
- So, 14/10 + 12/90 = 23/15
In mixed form: 18/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/10+12/90 14/10+24/90 14/20+12/90 42/10+12/90 14/10+36/90 14/30+12/90 70/10+12/90 14/10+60/90 14/50+12/90 98/10+12/90 14/10+84/90 14/70+12/90