Add 27/84 and 45/4
1st number: 27/84, 2nd number: 11 1/4
27/84 + 45/4 is 81/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 4 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 84 × 1 = 84,
27/84 = 27 × 1/84 × 1 = 27/84 - Likewise, for the 2nd fraction, since 4 × 21 = 84,
45/4 = 45 × 21/4 × 21 = 945/84 - Add the two like fractions:
27/84 + 945/84 = 27 + 945/84 = 972/84 - 972/84 simplified gives 81/7
- So, 27/84 + 45/4 = 81/7
In mixed form: 114/7
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