Add 9/54 and 90/7
1st number: 9/54, 2nd number: 12 6/7
9/54 + 90/7 is 547/42.
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,
9/54 = 9 × 7/54 × 7 = 63/378 - Likewise, for the 2nd fraction, since 7 × 54 = 378,
90/7 = 90 × 54/7 × 54 = 4860/378 - Add the two like fractions:
63/378 + 4860/378 = 63 + 4860/378 = 4923/378 - 4923/378 simplified gives 547/42
- So, 9/54 + 90/7 = 547/42
In mixed form: 131/42
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