Add 21/16 and 20/50
1st number: 1 5/16, 2nd number: 20/50
21/16 + 20/50 is 137/80.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 50 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 16 × 25 = 400,
21/16 = 21 × 25/16 × 25 = 525/400 - Likewise, for the 2nd fraction, since 50 × 8 = 400,
20/50 = 20 × 8/50 × 8 = 160/400 - Add the two like fractions:
525/400 + 160/400 = 525 + 160/400 = 685/400 - 685/400 simplified gives 137/80
- So, 21/16 + 20/50 = 137/80
In mixed form: 157/80
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