Add 42/84 and 42/24
1st number: 42/84, 2nd number: 1 18/24
42/84 + 42/24 is 9/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 24 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
42/84 = 42 × 2/84 × 2 = 84/168 - Likewise, for the 2nd fraction, since 24 × 7 = 168,
42/24 = 42 × 7/24 × 7 = 294/168 - Add the two like fractions:
84/168 + 294/168 = 84 + 294/168 = 378/168 - 378/168 simplified gives 9/4
- So, 42/84 + 42/24 = 9/4
In mixed form: 21/4
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