Add 35/18 and 84/72
1st number: 1 17/18, 2nd number: 1 12/72
35/18 + 84/72 is 28/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 18 × 4 = 72,
35/18 = 35 × 4/18 × 4 = 140/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
84/72 = 84 × 1/72 × 1 = 84/72 - Add the two like fractions:
140/72 + 84/72 = 140 + 84/72 = 224/72 - 224/72 simplified gives 28/9
- So, 35/18 + 84/72 = 28/9
In mixed form: 31/9
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