Add 48/12 and 90/30
1st number: 4 0/12, 2nd number: 3 0/30
48/12 + 90/30 is 7/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 30 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
48/12 = 48 × 5/12 × 5 = 240/60 - Likewise, for the 2nd fraction, since 30 × 2 = 60,
90/30 = 90 × 2/30 × 2 = 180/60 - Add the two like fractions:
240/60 + 180/60 = 240 + 180/60 = 420/60 - 420/60 simplified gives 7/1
- So, 48/12 + 90/30 = 7/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/12+90/30 48/24+90/30 48/12+90/60 48/36+90/30 48/60+90/30 48/84+90/30