Add 12/30 and 18/35
12/30 + 18/35 is 32/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 35 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 30 × 7 = 210,
12/30 = 12 × 7/30 × 7 = 84/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
18/35 = 18 × 6/35 × 6 = 108/210 - Add the two like fractions:
84/210 + 108/210 = 84 + 108/210 = 192/210 - 192/210 simplified gives 32/35
- So, 12/30 + 18/35 = 32/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 24/30+18/35 12/30+36/35 12/60+18/35 12/30+18/70 36/30+18/35 12/30+54/35 12/90+18/35 60/30+18/35 12/30+90/35 84/30+18/35