Add 15/16 and 70/18
1st number: 15/16, 2nd number: 3 16/18
15/16 + 70/18 is 695/144.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 18 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
15/16 = 15 × 9/16 × 9 = 135/144 - Likewise, for the 2nd fraction, since 18 × 8 = 144,
70/18 = 70 × 8/18 × 8 = 560/144 - Add the two like fractions:
135/144 + 560/144 = 135 + 560/144 = 695/144 - So, 15/16 + 70/18 = 695/144
In mixed form: 4119/144
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 30/16+70/18 15/32+70/18 15/16+70/36 45/16+70/18 15/48+70/18 15/16+70/54 75/16+70/18 15/80+70/18 15/16+70/90