Add 21/2 and 56/8
1st number: 10 1/2, 2nd number: 7 0/8
21/2 + 56/8 is 35/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 8 is 8
Next, find the equivalent fraction of both fractional numbers with denominator 8 - For the 1st fraction, since 2 × 4 = 8,
21/2 = 21 × 4/2 × 4 = 84/8 - Likewise, for the 2nd fraction, since 8 × 1 = 8,
56/8 = 56 × 1/8 × 1 = 56/8 - Add the two like fractions:
84/8 + 56/8 = 84 + 56/8 = 140/8 - 140/8 simplified gives 35/2
- So, 21/2 + 56/8 = 35/2
In mixed form: 171/2
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