Add 15/10 and 72/4
1st number: 1 5/10, 2nd number: 18 0/4
15/10 + 72/4 is 39/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 4 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 10 × 2 = 20,
15/10 = 15 × 2/10 × 2 = 30/20 - Likewise, for the 2nd fraction, since 4 × 5 = 20,
72/4 = 72 × 5/4 × 5 = 360/20 - Add the two like fractions:
30/20 + 360/20 = 30 + 360/20 = 390/20 - 390/20 simplified gives 39/2
- So, 15/10 + 72/4 = 39/2
In mixed form: 191/2
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