Add 90/5 and 63/80
1st number: 18 0/5, 2nd number: 63/80
90/5 + 63/80 is 1503/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
90/5 = 90 × 16/5 × 16 = 1440/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
63/80 = 63 × 1/80 × 1 = 63/80 - Add the two like fractions:
1440/80 + 63/80 = 1440 + 63/80 = 1503/80 - So, 90/5 + 63/80 = 1503/80
In mixed form: 1863/80
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