Add 2/10 and 9/84
2/10 + 9/84 is 43/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 10 × 42 = 420,
2/10 = 2 × 42/10 × 42 = 84/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
9/84 = 9 × 5/84 × 5 = 45/420 - Add the two like fractions:
84/420 + 45/420 = 84 + 45/420 = 129/420 - 129/420 simplified gives 43/140
- So, 2/10 + 9/84 = 43/140
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 4/10+9/84 2/10+18/84 2/20+9/84 6/10+9/84 2/10+27/84 2/30+9/84 2/10+45/84 2/50+9/84 14/10+9/84 2/10+63/84 2/70+9/84