Add 96/40 and 21/45
1st number: 2 16/40, 2nd number: 21/45
96/40 + 21/45 is 43/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 45 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 40 × 9 = 360,
96/40 = 96 × 9/40 × 9 = 864/360 - Likewise, for the 2nd fraction, since 45 × 8 = 360,
21/45 = 21 × 8/45 × 8 = 168/360 - Add the two like fractions:
864/360 + 168/360 = 864 + 168/360 = 1032/360 - 1032/360 simplified gives 43/15
- So, 96/40 + 21/45 = 43/15
In mixed form: 213/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/40+42/45 96/80+21/45 96/40+21/90 96/40+63/45