Add 42/36 and 54/84
1st number: 1 6/36, 2nd number: 54/84
42/36 + 54/84 is 38/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 84 is 252
Next, find the equivalent fraction of both fractional numbers with denominator 252 - For the 1st fraction, since 36 × 7 = 252,
42/36 = 42 × 7/36 × 7 = 294/252 - Likewise, for the 2nd fraction, since 84 × 3 = 252,
54/84 = 54 × 3/84 × 3 = 162/252 - Add the two like fractions:
294/252 + 162/252 = 294 + 162/252 = 456/252 - 456/252 simplified gives 38/21
- So, 42/36 + 54/84 = 38/21
In mixed form: 117/21
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