Add 8/84 and 3/10
8/84 + 3/10 is 83/210.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 10 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 84 × 5 = 420,
8/84 = 8 × 5/84 × 5 = 40/420 - Likewise, for the 2nd fraction, since 10 × 42 = 420,
3/10 = 3 × 42/10 × 42 = 126/420 - Add the two like fractions:
40/420 + 126/420 = 40 + 126/420 = 166/420 - 166/420 simplified gives 83/210
- So, 8/84 + 3/10 = 83/210
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 16/84+3/10 8/84+6/10 8/84+3/20 24/84+3/10 8/84+9/10 8/84+3/30 40/84+3/10 8/84+15/10 8/84+3/50 56/84+3/10 8/84+21/10 8/84+3/70