Add 84/9 and 3/72
1st number: 9 3/9, 2nd number: 3/72
84/9 + 3/72 is 75/8.
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,
84/9 = 84 × 8/9 × 8 = 672/72 - Likewise, for the 2nd fraction, since 72 × 1 = 72,
3/72 = 3 × 1/72 × 1 = 3/72 - Add the two like fractions:
672/72 + 3/72 = 672 + 3/72 = 675/72 - 675/72 simplified gives 75/8
- So, 84/9 + 3/72 = 75/8
In mixed form: 93/8
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