Add 84/21 and 60/10
1st number: 4 0/21, 2nd number: 6 0/10
84/21 + 60/10 is 10/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 10 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 21 × 10 = 210,
84/21 = 84 × 10/21 × 10 = 840/210 - Likewise, for the 2nd fraction, since 10 × 21 = 210,
60/10 = 60 × 21/10 × 21 = 1260/210 - Add the two like fractions:
840/210 + 1260/210 = 840 + 1260/210 = 2100/210 - 2100/210 simplified gives 10/1
- So, 84/21 + 60/10 = 10/1
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 84/42+60/10 84/21+60/20 84/63+60/10 84/21+60/30 84/21+60/50 84/21+60/70