Add 9/63 and 90/15
1st number: 9/63, 2nd number: 6 0/15
9/63 + 90/15 is 43/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 15 is 315
Next, find the equivalent fraction of both fractional numbers with denominator 315 - For the 1st fraction, since 63 × 5 = 315,
9/63 = 9 × 5/63 × 5 = 45/315 - Likewise, for the 2nd fraction, since 15 × 21 = 315,
90/15 = 90 × 21/15 × 21 = 1890/315 - Add the two like fractions:
45/315 + 1890/315 = 45 + 1890/315 = 1935/315 - 1935/315 simplified gives 43/7
- So, 9/63 + 90/15 = 43/7
In mixed form: 61/7
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