Add 75/16 and 12/45
1st number: 4 11/16, 2nd number: 12/45
75/16 + 12/45 is 1189/240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 45 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 16 × 45 = 720,
75/16 = 75 × 45/16 × 45 = 3375/720 - Likewise, for the 2nd fraction, since 45 × 16 = 720,
12/45 = 12 × 16/45 × 16 = 192/720 - Add the two like fractions:
3375/720 + 192/720 = 3375 + 192/720 = 3567/720 - 3567/720 simplified gives 1189/240
- So, 75/16 + 12/45 = 1189/240
In mixed form: 4229/240
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 75/16+24/45 75/32+12/45 75/16+12/90 75/16+36/45 75/48+12/45 75/16+60/45 75/80+12/45 75/16+84/45