Add 90/5 and 20/63
1st number: 18 0/5, 2nd number: 20/63
90/5 + 20/63 is 1154/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 63 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 5 × 63 = 315,
90/5 = 90 × 63/5 × 63 = 5670/315 - Likewise, for the 2nd fraction, since 63 × 5 = 315,
20/63 = 20 × 5/63 × 5 = 100/315 - Add the two like fractions:
5670/315 + 100/315 = 5670 + 100/315 = 5770/315 - 5770/315 simplified gives 1154/63
- So, 90/5 + 20/63 = 1154/63
In mixed form: 1820/63
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