Add 42/32 and 36/45
1st number: 1 10/32, 2nd number: 36/45
42/32 + 36/45 is 169/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 32 and 45 is 1440
Next, find the equivalent fraction of both fractional numbers with denominator 1440 - For the 1st fraction, since 32 × 45 = 1440,
42/32 = 42 × 45/32 × 45 = 1890/1440 - Likewise, for the 2nd fraction, since 45 × 32 = 1440,
36/45 = 36 × 32/45 × 32 = 1152/1440 - Add the two like fractions:
1890/1440 + 1152/1440 = 1890 + 1152/1440 = 3042/1440 - 3042/1440 simplified gives 169/80
- So, 42/32 + 36/45 = 169/80
In mixed form: 29/80
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/32+36/45 42/32+72/45 42/64+36/45 42/32+36/90 42/96+36/45