Add 48/30 and 20/12
1st number: 1 18/30, 2nd number: 1 8/12
48/30 + 20/12 is 49/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
48/30 = 48 × 2/30 × 2 = 96/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
20/12 = 20 × 5/12 × 5 = 100/60 - Add the two like fractions:
96/60 + 100/60 = 96 + 100/60 = 196/60 - 196/60 simplified gives 49/15
- So, 48/30 + 20/12 = 49/15
In mixed form: 34/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/30+20/12 48/30+40/12 48/60+20/12 48/30+20/24 48/30+60/12 48/90+20/12 48/30+20/36 48/30+20/60 48/30+20/84