Add 72/18 and 20/49
1st number: 4 0/18, 2nd number: 20/49
72/18 + 20/49 is 216/49.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 49 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 18 × 49 = 882,
72/18 = 72 × 49/18 × 49 = 3528/882 - Likewise, for the 2nd fraction, since 49 × 18 = 882,
20/49 = 20 × 18/49 × 18 = 360/882 - Add the two like fractions:
3528/882 + 360/882 = 3528 + 360/882 = 3888/882 - 3888/882 simplified gives 216/49
- So, 72/18 + 20/49 = 216/49
In mixed form: 420/49
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