Add 60/21 and 56/5
1st number: 2 18/21, 2nd number: 11 1/5
60/21 + 56/5 is 492/35.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 5 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 21 × 5 = 105,
60/21 = 60 × 5/21 × 5 = 300/105 - Likewise, for the 2nd fraction, since 5 × 21 = 105,
56/5 = 56 × 21/5 × 21 = 1176/105 - Add the two like fractions:
300/105 + 1176/105 = 300 + 1176/105 = 1476/105 - 1476/105 simplified gives 492/35
- So, 60/21 + 56/5 = 492/35
In mixed form: 142/35
MathStep (Works offline)
Download our mobile app and learn to work with fractions in your own time:
Android and iPhone/ iPad
Related: 60/42+56/5 60/21+56/10 60/63+56/5 60/21+56/15 60/21+56/25 60/21+56/35