Add 21/24 and 90/75
1st number: 21/24, 2nd number: 1 15/75
21/24 + 90/75 is 83/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 75 is 600
Next, find the equivalent fraction of both fractional numbers with denominator 600 - For the 1st fraction, since 24 × 25 = 600,
21/24 = 21 × 25/24 × 25 = 525/600 - Likewise, for the 2nd fraction, since 75 × 8 = 600,
90/75 = 90 × 8/75 × 8 = 720/600 - Add the two like fractions:
525/600 + 720/600 = 525 + 720/600 = 1245/600 - 1245/600 simplified gives 83/40
- So, 21/24 + 90/75 = 83/40
In mixed form: 23/40
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