Add 21/6 and 36/7
1st number: 3 3/6, 2nd number: 5 1/7
21/6 + 36/7 is 121/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 7 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
21/6 = 21 × 7/6 × 7 = 147/42 - Likewise, for the 2nd fraction, since 7 × 6 = 42,
36/7 = 36 × 6/7 × 6 = 216/42 - Add the two like fractions:
147/42 + 216/42 = 147 + 216/42 = 363/42 - 363/42 simplified gives 121/14
- So, 21/6 + 36/7 = 121/14
In mixed form: 89/14
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