Add 81/21 and 50/4
1st number: 3 18/21, 2nd number: 12 2/4
81/21 + 50/4 is 229/14.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 21 × 4 = 84,
81/21 = 81 × 4/21 × 4 = 324/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
50/4 = 50 × 21/4 × 21 = 1050/84 - Add the two like fractions:
324/84 + 1050/84 = 324 + 1050/84 = 1374/84 - 1374/84 simplified gives 229/14
- So, 81/21 + 50/4 = 229/14
In mixed form: 165/14
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