Add 72/6 and 9/42
1st number: 12 0/6, 2nd number: 9/42
72/6 + 9/42 is 171/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 6 × 7 = 42,
72/6 = 72 × 7/6 × 7 = 504/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
9/42 = 9 × 1/42 × 1 = 9/42 - Add the two like fractions:
504/42 + 9/42 = 504 + 9/42 = 513/42 - 513/42 simplified gives 171/14
- So, 72/6 + 9/42 = 171/14
In mixed form: 123/14
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