Add 54/36 and 45/72
1st number: 1 18/36, 2nd number: 45/72
54/36 + 45/72 is 17/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
54/36 = 54 × 2/36 × 2 = 108/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
45/72 = 45 × 1/72 × 1 = 45/72 - Add the two like fractions:
108/72 + 45/72 = 108 + 45/72 = 153/72 - 153/72 simplified gives 17/8
- So, 54/36 + 45/72 = 17/8
In mixed form: 21/8
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