Add 75/5 and 21/16
1st number: 15 0/5, 2nd number: 1 5/16
75/5 + 21/16 is 261/16.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 16 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 5 × 16 = 80,
75/5 = 75 × 16/5 × 16 = 1200/80 - Likewise, for the 2nd fraction, since 16 × 5 = 80,
21/16 = 21 × 5/16 × 5 = 105/80 - Add the two like fractions:
1200/80 + 105/80 = 1200 + 105/80 = 1305/80 - 1305/80 simplified gives 261/16
- So, 75/5 + 21/16 = 261/16
In mixed form: 165/16
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