Add 20/48 and 90/54
1st number: 20/48, 2nd number: 1 36/54
20/48 + 90/54 is 25/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 54 is 432
Next, find the equivalent fraction of both fractional numbers with denominator 432 - For the 1st fraction, since 48 × 9 = 432,
20/48 = 20 × 9/48 × 9 = 180/432 - Likewise, for the 2nd fraction, since 54 × 8 = 432,
90/54 = 90 × 8/54 × 8 = 720/432 - Add the two like fractions:
180/432 + 720/432 = 180 + 720/432 = 900/432 - 900/432 simplified gives 25/12
- So, 20/48 + 90/54 = 25/12
In mixed form: 21/12
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