Add 21/2 and 90/6
1st number: 10 1/2, 2nd number: 15 0/6
21/2 + 90/6 is 51/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 6 is 6
Next, find the equivalent fraction of both fractional numbers with denominator 6 - For the 1st fraction, since 2 × 3 = 6,
21/2 = 21 × 3/2 × 3 = 63/6 - Likewise, for the 2nd fraction, since 6 × 1 = 6,
90/6 = 90 × 1/6 × 1 = 90/6 - Add the two like fractions:
63/6 + 90/6 = 63 + 90/6 = 153/6 - 153/6 simplified gives 51/2
- So, 21/2 + 90/6 = 51/2
In mixed form: 251/2
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