Add 9/30 and 2/80
9/30 + 2/80 is 13/40.
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,
9/30 = 9 × 8/30 × 8 = 72/240 - Likewise, for the 2nd fraction, since 80 × 3 = 240,
2/80 = 2 × 3/80 × 3 = 6/240 - Add the two like fractions:
72/240 + 6/240 = 72 + 6/240 = 78/240 - 78/240 simplified gives 13/40
- So, 9/30 + 2/80 = 13/40
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/30+2/80 9/30+4/80 9/60+2/80 27/30+2/80 9/30+6/80 9/90+2/80 45/30+2/80 9/30+10/80 63/30+2/80 9/30+14/80