Add 72/40 and 84/96
1st number: 1 32/40, 2nd number: 84/96
72/40 + 84/96 is 107/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 40 × 12 = 480,
72/40 = 72 × 12/40 × 12 = 864/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
84/96 = 84 × 5/96 × 5 = 420/480 - Add the two like fractions:
864/480 + 420/480 = 864 + 420/480 = 1284/480 - 1284/480 simplified gives 107/40
- So, 72/40 + 84/96 = 107/40
In mixed form: 227/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 72/80+84/96