Add 45/30 and 42/50
1st number: 1 15/30, 2nd number: 42/50
45/30 + 42/50 is 117/50.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 50 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
45/30 = 45 × 5/30 × 5 = 225/150 - Likewise, for the 2nd fraction, since 50 × 3 = 150,
42/50 = 42 × 3/50 × 3 = 126/150 - Add the two like fractions:
225/150 + 126/150 = 225 + 126/150 = 351/150 - 351/150 simplified gives 117/50
- So, 45/30 + 42/50 = 117/50
In mixed form: 217/50
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/30+42/50 45/30+84/50 45/60+42/50 45/90+42/50