Add 3/9 and 72/12
1st number: 3/9, 2nd number: 6 0/12
3/9 + 72/12 is 19/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 12 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 9 × 4 = 36,
3/9 = 3 × 4/9 × 4 = 12/36 - Likewise, for the 2nd fraction, since 12 × 3 = 36,
72/12 = 72 × 3/12 × 3 = 216/36 - Add the two like fractions:
12/36 + 216/36 = 12 + 216/36 = 228/36 - 228/36 simplified gives 19/3
- So, 3/9 + 72/12 = 19/3
In mixed form: 61/3
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