Add 90/63 and 36/81
1st number: 1 27/63, 2nd number: 36/81
90/63 + 36/81 is 118/63.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 81 is 567
Next, find the equivalent fraction of both fractional numbers with denominator 567 - For the 1st fraction, since 63 × 9 = 567,
90/63 = 90 × 9/63 × 9 = 810/567 - Likewise, for the 2nd fraction, since 81 × 7 = 567,
36/81 = 36 × 7/81 × 7 = 252/567 - Add the two like fractions:
810/567 + 252/567 = 810 + 252/567 = 1062/567 - 1062/567 simplified gives 118/63
- So, 90/63 + 36/81 = 118/63
In mixed form: 155/63
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