Add 81/4 and 1/84
1st number: 20 1/4, 2nd number: 1/84
81/4 + 1/84 is 851/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 84 is 84
Next, find the equivalent fraction of both fractional numbers with denominator 84 - For the 1st fraction, since 4 × 21 = 84,
81/4 = 81 × 21/4 × 21 = 1701/84 - Likewise, for the 2nd fraction, since 84 × 1 = 84,
1/84 = 1 × 1/84 × 1 = 1/84 - Add the two like fractions:
1701/84 + 1/84 = 1701 + 1/84 = 1702/84 - 1702/84 simplified gives 851/42
- So, 81/4 + 1/84 = 851/42
In mixed form: 2011/42
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