Add 15/5 and 54/90
1st number: 3 0/5, 2nd number: 54/90
15/5 + 54/90 is 18/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 90 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 5 × 18 = 90,
15/5 = 15 × 18/5 × 18 = 270/90 - Likewise, for the 2nd fraction, since 90 × 1 = 90,
54/90 = 54 × 1/90 × 1 = 54/90 - Add the two like fractions:
270/90 + 54/90 = 270 + 54/90 = 324/90 - 324/90 simplified gives 18/5
- So, 15/5 + 54/90 = 18/5
In mixed form: 33/5
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