Add 9/63 and 9/54
9/63 + 9/54 is 13/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 54 is 378
Next, find the equivalent fraction of both fractional numbers with denominator 378 - For the 1st fraction, since 63 × 6 = 378,
9/63 = 9 × 6/63 × 6 = 54/378 - Likewise, for the 2nd fraction, since 54 × 7 = 378,
9/54 = 9 × 7/54 × 7 = 63/378 - Add the two like fractions:
54/378 + 63/378 = 54 + 63/378 = 117/378 - 117/378 simplified gives 13/42
- So, 9/63 + 9/54 = 13/42
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