Add 8/6 and 16/21
1st number: 1 2/6, 2nd number: 16/21
86 + 1621 is 4421.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 21 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
86 = 8 × 76 × 7 = 5642 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
1621 = 16 × 221 × 2 = 3242 - Add the two like fractions:
5642 + 3242 = 56 + 3242 = 8842 - 88/42 simplified gives 4421
- So, 8/6 + 16/21 = 44/21
In mixed form: 2221
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