Add 4/72 and 84/9
1st number: 4/72, 2nd number: 9 3/9
4/72 + 84/9 is 169/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 9 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 72 × 1 = 72,
4/72 = 4 × 1/72 × 1 = 4/72 - Likewise, for the 2nd fraction, since 9 × 8 = 72,
84/9 = 84 × 8/9 × 8 = 672/72 - Add the two like fractions:
4/72 + 672/72 = 4 + 672/72 = 676/72 - 676/72 simplified gives 169/18
- So, 4/72 + 84/9 = 169/18
In mixed form: 97/18
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