Add 20/9 and 7/72
1st number: 2 2/9, 2nd number: 7/72
20/9 + 7/72 is 167/72.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 9 × 8 = 72,
20/9 = 20 × 8/9 × 8 = 160/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
7/72 = 7 × 1/72 × 1 = 7/72 - Add the two like fractions:
160/72 + 7/72 = 160 + 7/72 = 167/72 - So, 20/9 + 7/72 = 167/72
In mixed form: 223/72
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