Add 50/84 and 14/40
50/84 + 14/40 is 397/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 40 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 84 × 10 = 840,
50/84 = 50 × 10/84 × 10 = 500/840 - Likewise, for the 2nd fraction, since 40 × 21 = 840,
14/40 = 14 × 21/40 × 21 = 294/840 - Add the two like fractions:
500/840 + 294/840 = 500 + 294/840 = 794/840 - 794/840 simplified gives 397/420
- So, 50/84 + 14/40 = 397/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 50/84+28/40 50/84+14/80 50/84+42/40 50/84+70/40 50/84+98/40