Add 9/10 and 1/84
9/10 + 1/84 is 383/420.
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,
9/10 = 9 × 42/10 × 42 = 378/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
1/84 = 1 × 5/84 × 5 = 5/420 - Add the two like fractions:
378/420 + 5/420 = 378 + 5/420 = 383/420 - So, 9/10 + 1/84 = 383/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10+1/84 9/10+2/84 9/20+1/84 27/10+1/84 9/10+3/84 9/30+1/84 45/10+1/84 9/10+5/84 9/50+1/84 63/10+1/84 9/10+7/84 9/70+1/84