Add 63/80 and 18/35
63/80 + 18/35 is 729/560.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 35 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
63/80 = 63 × 7/80 × 7 = 441/560 - Likewise, for the 2nd fraction, since 35 × 16 = 560,
18/35 = 18 × 16/35 × 16 = 288/560 - Add the two like fractions:
441/560 + 288/560 = 441 + 288/560 = 729/560 - So, 63/80 + 18/35 = 729/560
In mixed form: 1169/560
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