Add 72/4 and 63/18
1st number: 18 0/4, 2nd number: 3 9/18
72/4 + 63/18 is 43/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 4 × 9 = 36,
72/4 = 72 × 9/4 × 9 = 648/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
63/18 = 63 × 2/18 × 2 = 126/36 - Add the two like fractions:
648/36 + 126/36 = 648 + 126/36 = 774/36 - 774/36 simplified gives 43/2
- So, 72/4 + 63/18 = 43/2
In mixed form: 211/2
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