Add 72/36 and 12/8
1st number: 2 0/36, 2nd number: 1 4/8
72/36 + 12/8 is 7/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 8 is 72
Next, find the equivalent fraction of both fractional numbers with denominator 72 - For the 1st fraction, since 36 × 2 = 72,
72/36 = 72 × 2/36 × 2 = 144/72 - Likewise, for the 2nd fraction, since 8 × 9 = 72,
12/8 = 12 × 9/8 × 9 = 108/72 - Add the two like fractions:
144/72 + 108/72 = 144 + 108/72 = 252/72 - 252/72 simplified gives 7/2
- So, 72/36 + 12/8 = 7/2
In mixed form: 31/2
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