Add 54/63 and 3/9
54/63 + 3/9 is 25/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 9 is 63
Next, find the equivalent fraction of both fractional numbers with denominator 63 - For the 1st fraction, since 63 × 1 = 63,
54/63 = 54 × 1/63 × 1 = 54/63 - Likewise, for the 2nd fraction, since 9 × 7 = 63,
3/9 = 3 × 7/9 × 7 = 21/63 - Add the two like fractions:
54/63 + 21/63 = 54 + 21/63 = 75/63 - 75/63 simplified gives 25/21
- So, 54/63 + 3/9 = 25/21
In mixed form: 14/21
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