Add 9/15 and 54/36
1st number: 9/15, 2nd number: 1 18/36
9/15 + 54/36 is 21/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 36 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 15 × 12 = 180,
9/15 = 9 × 12/15 × 12 = 108/180 - Likewise, for the 2nd fraction, since 36 × 5 = 180,
54/36 = 54 × 5/36 × 5 = 270/180 - Add the two like fractions:
108/180 + 270/180 = 108 + 270/180 = 378/180 - 378/180 simplified gives 21/10
- So, 9/15 + 54/36 = 21/10
In mixed form: 21/10
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