Add 9/20 and 84/4
1st number: 9/20, 2nd number: 21 0/4
9/20 + 84/4 is 429/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 20 × 1 = 20,
9/20 = 9 × 1/20 × 1 = 9/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
84/4 = 84 × 5/4 × 5 = 420/20 - Add the two like fractions:
9/20 + 420/20 = 9 + 420/20 = 429/20 - So, 9/20 + 84/4 = 429/20
In mixed form: 219/20
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