Add 90/5 and 18/63
1st number: 18 0/5, 2nd number: 18/63
90/5 + 18/63 is 128/7.
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,
18/63 = 18 × 5/63 × 5 = 90/315 - Add the two like fractions:
5670/315 + 90/315 = 5670 + 90/315 = 5760/315 - 5760/315 simplified gives 128/7
- So, 90/5 + 18/63 = 128/7
In mixed form: 182/7
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