Add 20/72 and 45/36
1st number: 20/72, 2nd number: 1 9/36
20/72 + 45/36 is 55/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 36 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
20/72 = 20 × 1/72 × 1 = 20/72 - Likewise, for the 2nd fraction, since 36 × 2 = 72,
45/36 = 45 × 2/36 × 2 = 90/72 - Add the two like fractions:
20/72 + 90/72 = 20 + 90/72 = 110/72 - 110/72 simplified gives 55/36
- So, 20/72 + 45/36 = 55/36
In mixed form: 119/36
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