Add 21/2 and 45/75
1st number: 10 1/2, 2nd number: 45/75
21/2 + 45/75 is 111/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 2 × 75 = 150,
21/2 = 21 × 75/2 × 75 = 1575/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
45/75 = 45 × 2/75 × 2 = 90/150 - Add the two like fractions:
1575/150 + 90/150 = 1575 + 90/150 = 1665/150 - 1665/150 simplified gives 111/10
- So, 21/2 + 45/75 = 111/10
In mixed form: 111/10
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