Add 84/16 and 8/45
1st number: 5 4/16, 2nd number: 8/45
84/16 + 8/45 is 977/180.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
84/16 = 84 × 45/16 × 45 = 3780/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
8/45 = 8 × 16/45 × 16 = 128/720 - Add the two like fractions:
3780/720 + 128/720 = 3780 + 128/720 = 3908/720 - 3908/720 simplified gives 977/180
- So, 84/16 + 8/45 = 977/180
In mixed form: 577/180
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/16+16/45 84/32+8/45 84/16+8/90 84/16+24/45 84/48+8/45 84/16+40/45 84/80+8/45 84/16+56/45