Add 24/21 and 9/54
1st number: 1 3/21, 2nd number: 9/54
24/21 + 9/54 is 55/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 21 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 21 × 18 = 378,
24/21 = 24 × 18/21 × 18 = 432/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
9/54 = 9 × 7/54 × 7 = 63/378 - Add the two like fractions:
432/378 + 63/378 = 432 + 63/378 = 495/378 - 495/378 simplified gives 55/42
- So, 24/21 + 9/54 = 55/42
In mixed form: 113/42
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