Add 9/42 and 30/36
9/42 + 30/36 is 22/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 36 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 42 × 6 = 252,
9/42 = 9 × 6/42 × 6 = 54/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
30/36 = 30 × 7/36 × 7 = 210/252 - Add the two like fractions:
54/252 + 210/252 = 54 + 210/252 = 264/252 - 264/252 simplified gives 22/21
- So, 9/42 + 30/36 = 22/21
In mixed form: 11/21
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