Add 84/12 and 45/16
1st number: 7 0/12, 2nd number: 2 13/16
84/12 + 45/16 is 157/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 16 is 48
Next, find the equivalent fraction of both fractional numbers with denominator 48 - For the 1st fraction, since 12 × 4 = 48,
84/12 = 84 × 4/12 × 4 = 336/48 - Likewise, for the 2nd fraction, since 16 × 3 = 48,
45/16 = 45 × 3/16 × 3 = 135/48 - Add the two like fractions:
336/48 + 135/48 = 336 + 135/48 = 471/48 - 471/48 simplified gives 157/16
- So, 84/12 + 45/16 = 157/16
In mixed form: 913/16
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/12+90/16 84/24+45/16 84/12+45/32 84/36+45/16 84/12+45/48 84/60+45/16 84/12+45/80