Add 75/84 and 12/8
1st number: 75/84, 2nd number: 1 4/8
75/84 + 12/8 is 67/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 8 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
75/84 = 75 × 2/84 × 2 = 150/168 - Likewise, for the 2nd fraction, since 8 × 21 = 168,
12/8 = 12 × 21/8 × 21 = 252/168 - Add the two like fractions:
150/168 + 252/168 = 150 + 252/168 = 402/168 - 402/168 simplified gives 67/28
- So, 75/84 + 12/8 = 67/28
In mixed form: 211/28
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