Add 63/81 and 90/18
1st number: 63/81, 2nd number: 5 0/18
63/81 + 90/18 is 52/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 18 is 162
Next, find the equivalent fraction of both fractional numbers with denominator 162 - For the 1st fraction, since 81 × 2 = 162,
63/81 = 63 × 2/81 × 2 = 126/162 - Likewise, for the 2nd fraction, since 18 × 9 = 162,
90/18 = 90 × 9/18 × 9 = 810/162 - Add the two like fractions:
126/162 + 810/162 = 126 + 810/162 = 936/162 - 936/162 simplified gives 52/9
- So, 63/81 + 90/18 = 52/9
In mixed form: 57/9
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