Add 75/54 and 21/8
1st number: 1 21/54, 2nd number: 2 5/8
75/54 + 21/8 is 289/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 8 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 54 × 4 = 216,
75/54 = 75 × 4/54 × 4 = 300/216 - Likewise, for the 2nd fraction, since 8 × 27 = 216,
21/8 = 21 × 27/8 × 27 = 567/216 - Add the two like fractions:
300/216 + 567/216 = 300 + 567/216 = 867/216 - 867/216 simplified gives 289/72
- So, 75/54 + 21/8 = 289/72
In mixed form: 41/72
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