Add 21/25 and 54/80
21/25 + 54/80 is 303/200.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 80 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 80 × 5 = 400,
54/80 = 54 × 5/80 × 5 = 270/400 - Add the two like fractions:
336/400 + 270/400 = 336 + 270/400 = 606/400 - 606/400 simplified gives 303/200
- So, 21/25 + 54/80 = 303/200
In mixed form: 1103/200
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