Add 20/84 and 54/14
1st number: 20/84, 2nd number: 3 12/14
20/84 + 54/14 is 86/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 14 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
20/84 = 20 × 1/84 × 1 = 20/84 - Likewise, for the 2nd fraction, since 14 × 6 = 84,
54/14 = 54 × 6/14 × 6 = 324/84 - Add the two like fractions:
20/84 + 324/84 = 20 + 324/84 = 344/84 - 344/84 simplified gives 86/21
- So, 20/84 + 54/14 = 86/21
In mixed form: 42/21
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