Add 21/72 and 90/96
21/72 + 90/96 is 59/48.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 96 is 288
Next, find the equivalent fraction of both fractional numbers with denominator 288 - For the 1st fraction, since 72 × 4 = 288,
21/72 = 21 × 4/72 × 4 = 84/288 - Likewise, for the 2nd fraction, since 96 × 3 = 288,
90/96 = 90 × 3/96 × 3 = 270/288 - Add the two like fractions:
84/288 + 270/288 = 84 + 270/288 = 354/288 - 354/288 simplified gives 59/48
- So, 21/72 + 90/96 = 59/48
In mixed form: 111/48
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