Add 70/30 and 48/80
1st number: 2 10/30, 2nd number: 48/80
70/30 + 48/80 is 44/15.
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,
70/30 = 70 × 8/30 × 8 = 560/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
48/80 = 48 × 3/80 × 3 = 144/240 - Add the two like fractions:
560/240 + 144/240 = 560 + 144/240 = 704/240 - 704/240 simplified gives 44/15
- So, 70/30 + 48/80 = 44/15
In mixed form: 214/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 70/30+96/80 70/60+48/80 70/90+48/80