Add 40/15 and 30/48
1st number: 2 10/15, 2nd number: 30/48
40/15 + 30/48 is 79/24.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 48 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 15 × 16 = 240,
40/15 = 40 × 16/15 × 16 = 640/240 - Likewise, for the 2nd fraction, since 48 × 5 = 240,
30/48 = 30 × 5/48 × 5 = 150/240 - Add the two like fractions:
640/240 + 150/240 = 640 + 150/240 = 790/240 - 790/240 simplified gives 79/24
- So, 40/15 + 30/48 = 79/24
In mixed form: 37/24
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 80/15+30/48 40/15+60/48 40/30+30/48 40/15+30/96 40/15+90/48 40/45+30/48 40/75+30/48