Add 72/2 and 7/84
1st number: 36 0/2, 2nd number: 7/84
72/2 + 7/84 is 433/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 2 × 42 = 84,
72/2 = 72 × 42/2 × 42 = 3024/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
7/84 = 7 × 1/84 × 1 = 7/84 - Add the two like fractions:
3024/84 + 7/84 = 3024 + 7/84 = 3031/84 - 3031/84 simplified gives 433/12
- So, 72/2 + 7/84 = 433/12
In mixed form: 361/12
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/2+14/84 72/4+7/84 72/2+21/84 72/6+7/84 72/2+35/84 72/10+7/84 72/2+49/84 72/14+7/84