Add 20/21 and 60/4
1st number: 20/21, 2nd number: 15 0/4
20/21 + 60/4 is 335/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
20/21 = 20 × 4/21 × 4 = 80/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
60/4 = 60 × 21/4 × 21 = 1260/84 - Add the two like fractions:
80/84 + 1260/84 = 80 + 1260/84 = 1340/84 - 1340/84 simplified gives 335/21
- So, 20/21 + 60/4 = 335/21
In mixed form: 1520/21
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