Add 81/24 and 5/90
1st number: 3 9/24, 2nd number: 5/90
81/24 + 5/90 is 247/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 90 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 24 × 15 = 360,
81/24 = 81 × 15/24 × 15 = 1215/360 - Likewise, for the 2nd fraction, since 90 × 4 = 360,
5/90 = 5 × 4/90 × 4 = 20/360 - Add the two like fractions:
1215/360 + 20/360 = 1215 + 20/360 = 1235/360 - 1235/360 simplified gives 247/72
- So, 81/24 + 5/90 = 247/72
In mixed form: 331/72
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