Add 64/9 and 8/20
1st number: 7 1/9, 2nd number: 8/20
64/9 + 8/20 is 338/45.
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,
64/9 = 64 × 20/9 × 20 = 1280/180 - Likewise, for the 2nd fraction, since 20 × 9 = 180,
8/20 = 8 × 9/20 × 9 = 72/180 - Add the two like fractions:
1280/180 + 72/180 = 1280 + 72/180 = 1352/180 - 1352/180 simplified gives 338/45
- So, 64/9 + 8/20 = 338/45
In mixed form: 723/45
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