Add 63/45 and 2/80
1st number: 1 18/45, 2nd number: 2/80
63/45 + 2/80 is 57/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 80 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 45 × 16 = 720,
63/45 = 63 × 16/45 × 16 = 1008/720 - Likewise, for the 2nd fraction, since 80 × 9 = 720,
2/80 = 2 × 9/80 × 9 = 18/720 - Add the two like fractions:
1008/720 + 18/720 = 1008 + 18/720 = 1026/720 - 1026/720 simplified gives 57/40
- So, 63/45 + 2/80 = 57/40
In mixed form: 117/40
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