Add 40/6 and 27/21
1st number: 6 4/6, 2nd number: 1 6/21
40/6 + 27/21 is 167/21.
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,
40/6 = 40 × 7/6 × 7 = 280/42 - Likewise, for the 2nd fraction, since 21 × 2 = 42,
27/21 = 27 × 2/21 × 2 = 54/42 - Add the two like fractions:
280/42 + 54/42 = 280 + 54/42 = 334/42 - 334/42 simplified gives 167/21
- So, 40/6 + 27/21 = 167/21
In mixed form: 720/21
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