Add 81/2 and 12/4
1st number: 40 1/2, 2nd number: 3 0/4
81/2 + 12/4 is 87/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 4 is 4
Next, find the equivalent fraction of both fractional numbers with denominator 4 - For the 1st fraction, since 2 × 2 = 4,
81/2 = 81 × 2/2 × 2 = 162/4 - Likewise, for the 2nd fraction, since 4 × 1 = 4,
12/4 = 12 × 1/4 × 1 = 12/4 - Add the two like fractions:
162/4 + 12/4 = 162 + 12/4 = 174/4 - 174/4 simplified gives 87/2
- So, 81/2 + 12/4 = 87/2
In mixed form: 431/2
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