Add 7/4 and 84/8
1st number: 1 3/4, 2nd number: 10 4/8
7/4 + 84/8 is 49/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 4 × 2 = 8,
7/4 = 7 × 2/4 × 2 = 14/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
84/8 = 84 × 1/8 × 1 = 84/8 - Add the two like fractions:
14/8 + 84/8 = 14 + 84/8 = 98/8 - 98/8 simplified gives 49/4
- So, 7/4 + 84/8 = 49/4
In mixed form: 121/4
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