Add 12/4 and 72/9
1st number: 3 0/4, 2nd number: 8 0/9
12/4 + 72/9 is 11/1.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 9 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
12/4 = 12 × 9/4 × 9 = 108/36 - Likewise, for the 2nd fraction, since 9 × 4 = 36,
72/9 = 72 × 4/9 × 4 = 288/36 - Add the two like fractions:
108/36 + 288/36 = 108 + 288/36 = 396/36 - 396/36 simplified gives 11/1
- So, 12/4 + 72/9 = 11/1
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