Add 9/8 and 7/72
1st number: 1 1/8, 2nd number: 7/72
9/8 + 7/72 is 11/9.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 72 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 8 × 9 = 72,
9/8 = 9 × 9/8 × 9 = 81/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
7/72 = 7 × 1/72 × 1 = 7/72 - Add the two like fractions:
81/72 + 7/72 = 81 + 7/72 = 88/72 - 88/72 simplified gives 11/9
- So, 9/8 + 7/72 = 11/9
In mixed form: 12/9
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