Add 84/5 and 12/63
1st number: 16 4/5, 2nd number: 12/63
84/5 + 12/63 is 1784/105.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
84/5 = 84 × 63/5 × 63 = 5292/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
12/63 = 12 × 5/63 × 5 = 60/315 - Add the two like fractions:
5292/315 + 60/315 = 5292 + 60/315 = 5352/315 - 5352/315 simplified gives 1784/105
- So, 84/5 + 12/63 = 1784/105
In mixed form: 16104/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/5+24/63 84/10+12/63 84/5+36/63 84/15+12/63 84/5+60/63 84/25+12/63 84/5+84/63 84/35+12/63