Add 84/7 and 15/8
1st number: 12 0/7, 2nd number: 1 7/8
84/7 + 15/8 is 111/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 8 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
84/7 = 84 × 8/7 × 8 = 672/56 - Likewise, for the 2nd fraction, since 8 × 7 = 56,
15/8 = 15 × 7/8 × 7 = 105/56 - Add the two like fractions:
672/56 + 105/56 = 672 + 105/56 = 777/56 - 777/56 simplified gives 111/8
- So, 84/7 + 15/8 = 111/8
In mixed form: 137/8
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