Add 63/80 and 84/30
1st number: 63/80, 2nd number: 2 24/30
63/80 + 84/30 is 287/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 30 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
63/80 = 63 × 3/80 × 3 = 189/240 - Likewise, for the 2nd fraction, since 30 × 8 = 240,
84/30 = 84 × 8/30 × 8 = 672/240 - Add the two like fractions:
189/240 + 672/240 = 189 + 672/240 = 861/240 - 861/240 simplified gives 287/80
- So, 63/80 + 84/30 = 287/80
In mixed form: 347/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 63/80+84/60 63/80+84/90