Add 21/75 and 63/16
1st number: 21/75, 2nd number: 3 15/16
21/75 + 63/16 is 1687/400.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 16 is 1200
Next, find the equivalent fraction of both fractional numbers with denominator 1200 - For the 1st fraction, since 75 × 16 = 1200,
21/75 = 21 × 16/75 × 16 = 336/1200 - Likewise, for the 2nd fraction, since 16 × 75 = 1200,
63/16 = 63 × 75/16 × 75 = 4725/1200 - Add the two like fractions:
336/1200 + 4725/1200 = 336 + 4725/1200 = 5061/1200 - 5061/1200 simplified gives 1687/400
- So, 21/75 + 63/16 = 1687/400
In mixed form: 487/400
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