Add 63/54 and 90/63
1st number: 1 9/54, 2nd number: 1 27/63
63/54 + 90/63 is 109/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 63 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 54 × 7 = 378,
63/54 = 63 × 7/54 × 7 = 441/378 - Likewise, for the 2nd fraction, since 63 × 6 = 378,
90/63 = 90 × 6/63 × 6 = 540/378 - Add the two like fractions:
441/378 + 540/378 = 441 + 540/378 = 981/378 - 981/378 simplified gives 109/42
- So, 63/54 + 90/63 = 109/42
In mixed form: 225/42
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