Add 45/15 and 50/4
1st number: 3 0/15, 2nd number: 12 2/4
45/15 + 50/4 is 31/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 4 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 15 × 4 = 60,
45/15 = 45 × 4/15 × 4 = 180/60 - Likewise, for the 2nd fraction, since 4 × 15 = 60,
50/4 = 50 × 15/4 × 15 = 750/60 - Add the two like fractions:
180/60 + 750/60 = 180 + 750/60 = 930/60 - 930/60 simplified gives 31/2
- So, 45/15 + 50/4 = 31/2
In mixed form: 151/2
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 90/15+50/4 45/30+50/4 45/15+50/8 45/15+50/12 45/75+50/4 45/15+50/20 45/15+50/28