Add 48/30 and 28/80
1st number: 1 18/30, 2nd number: 28/80
48/30 + 28/80 is 39/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 80 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 30 × 8 = 240,
48/30 = 48 × 8/30 × 8 = 384/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
28/80 = 28 × 3/80 × 3 = 84/240 - Add the two like fractions:
384/240 + 84/240 = 384 + 84/240 = 468/240 - 468/240 simplified gives 39/20
- So, 48/30 + 28/80 = 39/20
In mixed form: 119/20
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 96/30+28/80 48/30+56/80 48/60+28/80 48/30+84/80 48/90+28/80