Add 72/12 and 2/84
1st number: 6 0/12, 2nd number: 2/84
72/12 + 2/84 is 253/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 12 × 7 = 84,
72/12 = 72 × 7/12 × 7 = 504/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
2/84 = 2 × 1/84 × 1 = 2/84 - Add the two like fractions:
504/84 + 2/84 = 504 + 2/84 = 506/84 - 506/84 simplified gives 253/42
- So, 72/12 + 2/84 = 253/42
In mixed form: 61/42
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/12+4/84 72/24+2/84 72/12+6/84 72/36+2/84 72/12+10/84 72/60+2/84 72/12+14/84 72/84+2/84