Add 12/8 and 9/84
1st number: 1 4/8, 2nd number: 9/84
12/8 + 9/84 is 45/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 84 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 8 × 21 = 168,
12/8 = 12 × 21/8 × 21 = 252/168 - Likewise, for the 2nd fraction, since 84 × 2 = 168,
9/84 = 9 × 2/84 × 2 = 18/168 - Add the two like fractions:
252/168 + 18/168 = 252 + 18/168 = 270/168 - 270/168 simplified gives 45/28
- So, 12/8 + 9/84 = 45/28
In mixed form: 117/28
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