Add 72/16 and 36/9
1st number: 4 8/16, 2nd number: 4 0/9
72/16 + 36/9 is 17/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 9 is 144
Next, find the equivalent fraction of both fractional numbers with denominator 144 - For the 1st fraction, since 16 × 9 = 144,
72/16 = 72 × 9/16 × 9 = 648/144 - Likewise, for the 2nd fraction, since 9 × 16 = 144,
36/9 = 36 × 16/9 × 16 = 576/144 - Add the two like fractions:
648/144 + 576/144 = 648 + 576/144 = 1224/144 - 1224/144 simplified gives 17/2
- So, 72/16 + 36/9 = 17/2
In mixed form: 81/2
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