Add 30/48 and 8/15
30/48 + 8/15 is 139/120.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 15 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 48 × 5 = 240,
30/48 = 30 × 5/48 × 5 = 150/240 - Likewise, for the 2nd fraction, since 15 × 16 = 240,
8/15 = 8 × 16/15 × 16 = 128/240 - Add the two like fractions:
150/240 + 128/240 = 150 + 128/240 = 278/240 - 278/240 simplified gives 139/120
- So, 30/48 + 8/15 = 139/120
In mixed form: 119/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/48+8/15 30/48+16/15 30/96+8/15 30/48+8/30 90/48+8/15 30/48+24/15 30/48+8/45 30/48+40/15 30/48+8/75 30/48+56/15