Add 21/25 and 28/16
1st number: 21/25, 2nd number: 1 12/16
21/25 + 28/16 is 259/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 16 is 400
Next, find the equivalent fraction of both fractional numbers with denominator 400 - For the 1st fraction, since 25 × 16 = 400,
21/25 = 21 × 16/25 × 16 = 336/400 - Likewise, for the 2nd fraction, since 16 × 25 = 400,
28/16 = 28 × 25/16 × 25 = 700/400 - Add the two like fractions:
336/400 + 700/400 = 336 + 700/400 = 1036/400 - 1036/400 simplified gives 259/100
- So, 21/25 + 28/16 = 259/100
In mixed form: 259/100
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