Add 21/5 and 90/96
1st number: 4 1/5, 2nd number: 90/96
21/5 + 90/96 is 411/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 96 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 5 × 96 = 480,
21/5 = 21 × 96/5 × 96 = 2016/480 - Likewise, for the 2nd fraction, since 96 × 5 = 480,
90/96 = 90 × 5/96 × 5 = 450/480 - Add the two like fractions:
2016/480 + 450/480 = 2016 + 450/480 = 2466/480 - 2466/480 simplified gives 411/80
- So, 21/5 + 90/96 = 411/80
In mixed form: 511/80
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