Add 12/72 and 56/30
1st number: 12/72, 2nd number: 1 26/30
12/72 + 56/30 is 61/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 30 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
12/72 = 12 × 5/72 × 5 = 60/360 - Likewise, for the 2nd fraction, since 30 × 12 = 360,
56/30 = 56 × 12/30 × 12 = 672/360 - Add the two like fractions:
60/360 + 672/360 = 60 + 672/360 = 732/360 - 732/360 simplified gives 61/30
- So, 12/72 + 56/30 = 61/30
In mixed form: 21/30
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/72+56/30 12/72+56/60 36/72+56/30 12/72+56/90 60/72+56/30 84/72+56/30