Add 75/4 and 21/54
1st number: 18 3/4, 2nd number: 21/54
75/4 + 21/54 is 689/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 4 × 27 = 108,
75/4 = 75 × 27/4 × 27 = 2025/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
21/54 = 21 × 2/54 × 2 = 42/108 - Add the two like fractions:
2025/108 + 42/108 = 2025 + 42/108 = 2067/108 - 2067/108 simplified gives 689/36
- So, 75/4 + 21/54 = 689/36
In mixed form: 195/36
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