Add 90/96 and 30/80
90/96 + 30/80 is 21/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 96 and 80 is 480
Next, find the equivalent fraction of both fractional numbers with denominator 480 - For the 1st fraction, since 96 × 5 = 480,
90/96 = 90 × 5/96 × 5 = 450/480 - Likewise, for the 2nd fraction, since 80 × 6 = 480,
30/80 = 30 × 6/80 × 6 = 180/480 - Add the two like fractions:
450/480 + 180/480 = 450 + 180/480 = 630/480 - 630/480 simplified gives 21/16
- So, 90/96 + 30/80 = 21/16
In mixed form: 15/16
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