Add 9/10 and 25/84
9/10 + 25/84 is 503/420.
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,
25/84 = 25 × 5/84 × 5 = 125/420 - Add the two like fractions:
378/420 + 125/420 = 378 + 125/420 = 503/420 - So, 9/10 + 25/84 = 503/420
In mixed form: 183/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 18/10+25/84 9/10+50/84 9/20+25/84 27/10+25/84 9/10+75/84 9/30+25/84 45/10+25/84 9/50+25/84 63/10+25/84 9/70+25/84