Add 14/45 and 70/12
1st number: 14/45, 2nd number: 5 10/12
14/45 + 70/12 is 553/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 12 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 45 × 4 = 180,
14/45 = 14 × 4/45 × 4 = 56/180 - Likewise, for the 2nd fraction, since 12 × 15 = 180,
70/12 = 70 × 15/12 × 15 = 1050/180 - Add the two like fractions:
56/180 + 1050/180 = 56 + 1050/180 = 1106/180 - 1106/180 simplified gives 553/90
- So, 14/45 + 70/12 = 553/90
In mixed form: 613/90
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 28/45+70/12 14/90+70/12 14/45+70/24 42/45+70/12 14/45+70/36 70/45+70/12 14/45+70/60 98/45+70/12 14/45+70/84