Add 75/18 and 35/20
1st number: 4 3/18, 2nd number: 1 15/20
75/18 + 35/20 is 71/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 18 × 10 = 180,
75/18 = 75 × 10/18 × 10 = 750/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
35/20 = 35 × 9/20 × 9 = 315/180 - Add the two like fractions:
750/180 + 315/180 = 750 + 315/180 = 1065/180 - 1065/180 simplified gives 71/12
- So, 75/18 + 35/20 = 71/12
In mixed form: 511/12
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