Add 49/70 and 25/84
49/70 + 25/84 is 419/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 70 × 6 = 420,
49/70 = 49 × 6/70 × 6 = 294/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
25/84 = 25 × 5/84 × 5 = 125/420 - Add the two like fractions:
294/420 + 125/420 = 294 + 125/420 = 419/420 - So, 49/70 + 25/84 = 419/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 98/70+25/84 49/70+50/84 49/70+75/84