Add 8/30 and 10/28
8/30 + 10/28 is 131/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 28 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 30 × 14 = 420,
8/30 = 8 × 14/30 × 14 = 112/420 - Likewise, for the 2nd fraction, since 28 × 15 = 420,
10/28 = 10 × 15/28 × 15 = 150/420 - Add the two like fractions:
112/420 + 150/420 = 112 + 150/420 = 262/420 - 262/420 simplified gives 131/210
- So, 8/30 + 10/28 = 131/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/30+10/28 8/30+20/28 8/60+10/28 8/30+10/56 24/30+10/28 8/30+30/28 8/90+10/28 8/30+10/84 40/30+10/28 8/30+50/28 56/30+10/28 8/30+70/28