Add 72/9 and 6/20
1st number: 8 0/9, 2nd number: 6/20
72/9 + 6/20 is 83/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 20 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
72/9 = 72 × 20/9 × 20 = 1440/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
6/20 = 6 × 9/20 × 9 = 54/180 - Add the two like fractions:
1440/180 + 54/180 = 1440 + 54/180 = 1494/180 - 1494/180 simplified gives 83/10
- So, 72/9 + 6/20 = 83/10
In mixed form: 83/10
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