Add 81/48 and 12/90
1st number: 1 33/48, 2nd number: 12/90
81/48 + 12/90 is 437/240.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 48 and 90 is 720
Next, find the equivalent fraction of both fractional numbers with denominator 720 - For the 1st fraction, since 48 × 15 = 720,
81/48 = 81 × 15/48 × 15 = 1215/720 - Likewise, for the 2nd fraction, since 90 × 8 = 720,
12/90 = 12 × 8/90 × 8 = 96/720 - Add the two like fractions:
1215/720 + 96/720 = 1215 + 96/720 = 1311/720 - 1311/720 simplified gives 437/240
- So, 81/48 + 12/90 = 437/240
In mixed form: 1197/240
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