Add 15/25 and 72/10
1st number: 15/25, 2nd number: 7 2/10
15/25 + 72/10 is 39/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 25 and 10 is 50
Next, find the equivalent fraction of both fractional numbers with denominator 50 - For the 1st fraction, since 25 × 2 = 50,
15/25 = 15 × 2/25 × 2 = 30/50 - Likewise, for the 2nd fraction, since 10 × 5 = 50,
72/10 = 72 × 5/10 × 5 = 360/50 - Add the two like fractions:
30/50 + 360/50 = 30 + 360/50 = 390/50 - 390/50 simplified gives 39/5
- So, 15/25 + 72/10 = 39/5
In mixed form: 74/5
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