Add 60/20 and 20/42
1st number: 3 0/20, 2nd number: 20/42
60/20 + 20/42 is 73/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 42 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 20 × 21 = 420,
60/20 = 60 × 21/20 × 21 = 1260/420 - Likewise, for the 2nd fraction, since 42 × 10 = 420,
20/42 = 20 × 10/42 × 10 = 200/420 - Add the two like fractions:
1260/420 + 200/420 = 1260 + 200/420 = 1460/420 - 1460/420 simplified gives 73/21
- So, 60/20 + 20/42 = 73/21
In mixed form: 310/21
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