Add 54/63 and 12/80
54/63 + 12/80 is 141/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 80 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 63 × 80 = 5040,
54/63 = 54 × 80/63 × 80 = 4320/5040 - Likewise, for the 2nd fraction, since 80 × 63 = 5040,
12/80 = 12 × 63/80 × 63 = 756/5040 - Add the two like fractions:
4320/5040 + 756/5040 = 4320 + 756/5040 = 5076/5040 - 5076/5040 simplified gives 141/140
- So, 54/63 + 12/80 = 141/140
In mixed form: 11/140
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