Add 84/24 and 72/20
1st number: 3 12/24, 2nd number: 3 12/20
84/24 + 72/20 is 71/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 20 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 20 × 6 = 120,
72/20 = 72 × 6/20 × 6 = 432/120 - Add the two like fractions:
420/120 + 432/120 = 420 + 432/120 = 852/120 - 852/120 simplified gives 71/10
- So, 84/24 + 72/20 = 71/10
In mixed form: 71/10
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