Add 45/3 and 21/25
1st number: 15 0/3, 2nd number: 21/25
45/3 + 21/25 is 396/25.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 25 is 75
Next, find the equivalent fraction of both fractional numbers with denominator 75 - For the 1st fraction, since 3 × 25 = 75,
45/3 = 45 × 25/3 × 25 = 1125/75 - Likewise, for the 2nd fraction, since 25 × 3 = 75,
21/25 = 21 × 3/25 × 3 = 63/75 - Add the two like fractions:
1125/75 + 63/75 = 1125 + 63/75 = 1188/75 - 1188/75 simplified gives 396/25
- So, 45/3 + 21/25 = 396/25
In mixed form: 1521/25
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