Add 8/9 and 40/72
8/9 + 40/72 is 13/9.
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,
8/9 = 8 × 8/9 × 8 = 64/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
40/72 = 40 × 1/72 × 1 = 40/72 - Add the two like fractions:
64/72 + 40/72 = 64 + 40/72 = 104/72 - 104/72 simplified gives 13/9
- So, 8/9 + 40/72 = 13/9
In mixed form: 14/9
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