Add 63/80 and 70/63
1st number: 63/80, 2nd number: 1 7/63
63/80 + 70/63 is 1367/720.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 63 is 5040
Next, find the equivalent fraction of both fractional numbers with denominator 5040 - For the 1st fraction, since 80 × 63 = 5040,
63/80 = 63 × 63/80 × 63 = 3969/5040 - Likewise, for the 2nd fraction, since 63 × 80 = 5040,
70/63 = 70 × 80/63 × 80 = 5600/5040 - Add the two like fractions:
3969/5040 + 5600/5040 = 3969 + 5600/5040 = 9569/5040 - 9569/5040 simplified gives 1367/720
- So, 63/80 + 70/63 = 1367/720
In mixed form: 1647/720
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