Add 4/30 and 80/8
1st number: 4/30, 2nd number: 10 0/8
4/30 + 80/8 is 152/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 30 × 4 = 120,
4/30 = 4 × 4/30 × 4 = 16/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
80/8 = 80 × 15/8 × 15 = 1200/120 - Add the two like fractions:
16/120 + 1200/120 = 16 + 1200/120 = 1216/120 - 1216/120 simplified gives 152/15
- So, 4/30 + 80/8 = 152/15
In mixed form: 102/15
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/30+80/8 4/60+80/8 4/30+80/16 12/30+80/8 4/90+80/8 4/30+80/24 20/30+80/8 4/30+80/40 28/30+80/8 4/30+80/56