Add 45/75 and 54/18
1st number: 45/75, 2nd number: 3 0/18
45/75 + 54/18 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 75 and 18 is 450
Next, find the equivalent fraction of both fractional numbers with denominator 450 - For the 1st fraction, since 75 × 6 = 450,
45/75 = 45 × 6/75 × 6 = 270/450 - Likewise, for the 2nd fraction, since 18 × 25 = 450,
54/18 = 54 × 25/18 × 25 = 1350/450 - Add the two like fractions:
270/450 + 1350/450 = 270 + 1350/450 = 1620/450 - 1620/450 simplified gives 18/5
- So, 45/75 + 54/18 = 18/5
In mixed form: 33/5
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