Add 72/30 and 84/9
1st number: 2 12/30, 2nd number: 9 3/9
72/30 + 84/9 is 176/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 9 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 30 × 3 = 90,
72/30 = 72 × 3/30 × 3 = 216/90 - Likewise, for the 2nd fraction, since 9 × 10 = 90,
84/9 = 84 × 10/9 × 10 = 840/90 - Add the two like fractions:
216/90 + 840/90 = 216 + 840/90 = 1056/90 - 1056/90 simplified gives 176/15
- So, 72/30 + 84/9 = 176/15
In mixed form: 1111/15
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