Add 84/24 and 21/60
1st number: 3 12/24, 2nd number: 21/60
84/24 + 21/60 is 77/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 60 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
84/24 = 84 × 5/24 × 5 = 420/120 - Likewise, for the 2nd fraction, since 60 × 2 = 120,
21/60 = 21 × 2/60 × 2 = 42/120 - Add the two like fractions:
420/120 + 42/120 = 420 + 42/120 = 462/120 - 462/120 simplified gives 77/20
- So, 84/24 + 21/60 = 77/20
In mixed form: 317/20
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