Add 7/2 and 72/15
1st number: 3 1/2, 2nd number: 4 12/15
7/2 + 72/15 is 83/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 15 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 2 × 15 = 30,
7/2 = 7 × 15/2 × 15 = 105/30 - Likewise, for the 2nd fraction, since 15 × 2 = 30,
72/15 = 72 × 2/15 × 2 = 144/30 - Add the two like fractions:
105/30 + 144/30 = 105 + 144/30 = 249/30 - 249/30 simplified gives 83/10
- So, 7/2 + 72/15 = 83/10
In mixed form: 83/10
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