Add 45/30 and 45/75
1st number: 1 15/30, 2nd number: 45/75
45/30 + 45/75 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 75 is 150
Next, find the equivalent fraction of both fractional numbers with denominator 150 - For the 1st fraction, since 30 × 5 = 150,
45/30 = 45 × 5/30 × 5 = 225/150 - Likewise, for the 2nd fraction, since 75 × 2 = 150,
45/75 = 45 × 2/75 × 2 = 90/150 - Add the two like fractions:
225/150 + 90/150 = 225 + 90/150 = 315/150 - 315/150 simplified gives 21/10
- So, 45/30 + 45/75 = 21/10
In mixed form: 21/10
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