Add 8/30 and 12/35
8/30 + 12/35 is 64/105.
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,
8/30 = 8 × 7/30 × 7 = 56/210 - Likewise, for the 2nd fraction, since 35 × 6 = 210,
12/35 = 12 × 6/35 × 6 = 72/210 - Add the two like fractions:
56/210 + 72/210 = 56 + 72/210 = 128/210 - 128/210 simplified gives 64/105
- So, 8/30 + 12/35 = 64/105
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30+12/35 8/30+24/35 8/60+12/35 8/30+12/70 24/30+12/35 8/30+36/35 8/90+12/35 40/30+12/35 8/30+60/35 56/30+12/35 8/30+84/35