Add 72/8 and 12/56
1st number: 9 0/8, 2nd number: 12/56
72/8 + 12/56 is 129/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 8 × 7 = 56,
72/8 = 72 × 7/8 × 7 = 504/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
12/56 = 12 × 1/56 × 1 = 12/56 - Add the two like fractions:
504/56 + 12/56 = 504 + 12/56 = 516/56 - 516/56 simplified gives 129/14
- So, 72/8 + 12/56 = 129/14
In mixed form: 93/14
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/8+24/56 72/16+12/56 72/8+36/56 72/24+12/56 72/8+60/56 72/40+12/56 72/8+84/56 72/56+12/56