Add 21/50 and 45/12
1st number: 21/50, 2nd number: 3 9/12
21/50 + 45/12 is 417/100.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 50 and 12 is 300
Next, find the equivalent fraction of both fractional numbers with denominator 300 - For the 1st fraction, since 50 × 6 = 300,
21/50 = 21 × 6/50 × 6 = 126/300 - Likewise, for the 2nd fraction, since 12 × 25 = 300,
45/12 = 45 × 25/12 × 25 = 1125/300 - Add the two like fractions:
126/300 + 1125/300 = 126 + 1125/300 = 1251/300 - 1251/300 simplified gives 417/100
- So, 21/50 + 45/12 = 417/100
In mixed form: 417/100
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