Add 63/54 and 80/7
1st number: 1 9/54, 2nd number: 11 3/7
63/54 + 80/7 is 529/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 54 and 7 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 7 × 54 = 378,
80/7 = 80 × 54/7 × 54 = 4320/378 - Add the two like fractions:
441/378 + 4320/378 = 441 + 4320/378 = 4761/378 - 4761/378 simplified gives 529/42
- So, 63/54 + 80/7 = 529/42
In mixed form: 1225/42
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