Add 90/16 and 21/80
1st number: 5 10/16, 2nd number: 21/80
90/16 + 21/80 is 471/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 80 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
90/16 = 90 × 5/16 × 5 = 450/80 - Likewise, for the 2nd fraction, since 80 × 1 = 80,
21/80 = 21 × 1/80 × 1 = 21/80 - Add the two like fractions:
450/80 + 21/80 = 450 + 21/80 = 471/80 - So, 90/16 + 21/80 = 471/80
In mixed form: 571/80
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