Add 72/30 and 42/5
1st number: 2 12/30, 2nd number: 8 2/5
72/30 + 42/5 is 54/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 5 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 30 × 1 = 30,
72/30 = 72 × 1/30 × 1 = 72/30 - Likewise, for the 2nd fraction, since 5 × 6 = 30,
42/5 = 42 × 6/5 × 6 = 252/30 - Add the two like fractions:
72/30 + 252/30 = 72 + 252/30 = 324/30 - 324/30 simplified gives 54/5
- So, 72/30 + 42/5 = 54/5
In mixed form: 104/5
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