Add 90/5 and 60/63
1st number: 18 0/5, 2nd number: 60/63
90/5 + 60/63 is 398/21.
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,
60/63 = 60 × 5/63 × 5 = 300/315 - Add the two like fractions:
5670/315 + 300/315 = 5670 + 300/315 = 5970/315 - 5970/315 simplified gives 398/21
- So, 90/5 + 60/63 = 398/21
In mixed form: 1820/21
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