Add 84/5 and 4/20
1st number: 16 4/5, 2nd number: 4/20
84/5 + 4/20 is 17/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 20 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 5 × 4 = 20,
84/5 = 84 × 4/5 × 4 = 336/20 - Likewise, for the 2nd fraction, since 20 × 1 = 20,
4/20 = 4 × 1/20 × 1 = 4/20 - Add the two like fractions:
336/20 + 4/20 = 336 + 4/20 = 340/20 - 340/20 simplified gives 17/1
- So, 84/5 + 4/20 = 17/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/5+8/20 84/10+4/20 84/5+4/40 84/5+12/20 84/15+4/20 84/5+4/60 84/25+4/20 84/5+28/20 84/35+4/20