Add 12/42 and 63/36
1st number: 12/42, 2nd number: 1 27/36
12/42 + 63/36 is 57/28.
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,
12/42 = 12 × 6/42 × 6 = 72/252 - Likewise, for the 2nd fraction, since 36 × 7 = 252,
63/36 = 63 × 7/36 × 7 = 441/252 - Add the two like fractions:
72/252 + 441/252 = 72 + 441/252 = 513/252 - 513/252 simplified gives 57/28
- So, 12/42 + 63/36 = 57/28
In mixed form: 21/28
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