Add 5/72 and 9/8
1st number: 5/72, 2nd number: 1 1/8
5/72 + 9/8 is 43/36.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
5/72 = 5 × 1/72 × 1 = 5/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
9/8 = 9 × 9/8 × 9 = 81/72 - Add the two like fractions:
5/72 + 81/72 = 5 + 81/72 = 86/72 - 86/72 simplified gives 43/36
- So, 5/72 + 9/8 = 43/36
In mixed form: 17/36
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