Add 72/14 and 12/84
1st number: 5 2/14, 2nd number: 12/84
72/14 + 12/84 is 37/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 14 × 6 = 84,
72/14 = 72 × 6/14 × 6 = 432/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
12/84 = 12 × 1/84 × 1 = 12/84 - Add the two like fractions:
432/84 + 12/84 = 432 + 12/84 = 444/84 - 444/84 simplified gives 37/7
- So, 72/14 + 12/84 = 37/7
In mixed form: 52/7
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/14+24/84 72/28+12/84 72/14+36/84 72/42+12/84 72/14+60/84 72/70+12/84 72/98+12/84