Add 20/24 and 42/84
20/24 + 42/84 is 4/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 24 × 7 = 168,
20/24 = 20 × 7/24 × 7 = 140/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
42/84 = 42 × 2/84 × 2 = 84/168 - Add the two like fractions:
140/168 + 84/168 = 140 + 84/168 = 224/168 - 224/168 simplified gives 4/3
- So, 20/24 + 42/84 = 4/3
In mixed form: 11/3
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