Add 1/20 and 8/84
1/20 + 8/84 is 61/420.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 20 × 21 = 420,
1/20 = 1 × 21/20 × 21 = 21/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
8/84 = 8 × 5/84 × 5 = 40/420 - Add the two like fractions:
21/420 + 40/420 = 21 + 40/420 = 61/420 - So, 1/20 + 8/84 = 61/420
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 2/20+8/84 1/20+16/84 1/40+8/84 3/20+8/84 1/20+24/84 1/60+8/84 5/20+8/84 1/20+40/84 7/20+8/84 1/20+56/84