Add 25/16 and 40/84
1st number: 1 9/16, 2nd number: 40/84
25/16 + 40/84 is 685/336.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 84 is 336
Next, find the equivalent fraction of both fractional numbers with denominator 336 - For the 1st fraction, since 16 × 21 = 336,
25/16 = 25 × 21/16 × 21 = 525/336 - Likewise, for the 2nd fraction, since 84 × 4 = 336,
40/84 = 40 × 4/84 × 4 = 160/336 - Add the two like fractions:
525/336 + 160/336 = 525 + 160/336 = 685/336 - So, 25/16 + 40/84 = 685/336
In mixed form: 213/336
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/16+40/84 25/16+80/84 25/32+40/84 75/16+40/84 25/48+40/84 25/80+40/84