Add 84/4 and 9/60
1st number: 21 0/4, 2nd number: 9/60
84/4 + 9/60 is 423/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
84/4 = 84 × 15/4 × 15 = 1260/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
9/60 = 9 × 1/60 × 1 = 9/60 - Add the two like fractions:
1260/60 + 9/60 = 1260 + 9/60 = 1269/60 - 1269/60 simplified gives 423/20
- So, 84/4 + 9/60 = 423/20
In mixed form: 213/20
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