Add 35/18 and 90/72
1st number: 1 17/18, 2nd number: 1 18/72
35/18 + 90/72 is 115/36.
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,
90/72 = 90 × 1/72 × 1 = 90/72 - Add the two like fractions:
140/72 + 90/72 = 140 + 90/72 = 230/72 - 230/72 simplified gives 115/36
- So, 35/18 + 90/72 = 115/36
In mixed form: 37/36
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