Add 1/2 and 81/84
1/2 + 81/84 is 41/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 2 × 42 = 84,
1/2 = 1 × 42/2 × 42 = 42/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
81/84 = 81 × 1/84 × 1 = 81/84 - Add the two like fractions:
42/84 + 81/84 = 42 + 81/84 = 123/84 - 123/84 simplified gives 41/28
- So, 1/2 + 81/84 = 41/28
In mixed form: 113/28
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