Add 90/72 and 81/24
1st number: 1 18/72, 2nd number: 3 9/24
90/72 + 81/24 is 37/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 24 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
90/72 = 90 × 1/72 × 1 = 90/72 - Likewise, for the 2nd fraction, since 24 × 3 = 72,
81/24 = 81 × 3/24 × 3 = 243/72 - Add the two like fractions:
90/72 + 243/72 = 90 + 243/72 = 333/72 - 333/72 simplified gives 37/8
- So, 90/72 + 81/24 = 37/8
In mixed form: 45/8
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