Add 4/30 and 50/80
4/30 + 50/80 is 91/120.
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,
4/30 = 4 × 8/30 × 8 = 32/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
50/80 = 50 × 3/80 × 3 = 150/240 - Add the two like fractions:
32/240 + 150/240 = 32 + 150/240 = 182/240 - 182/240 simplified gives 91/120
- So, 4/30 + 50/80 = 91/120
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 8/30+50/80 4/60+50/80 12/30+50/80 4/90+50/80 20/30+50/80 28/30+50/80