Add 72/5 and 84/12
1st number: 14 2/5, 2nd number: 7 0/12
72/5 + 84/12 is 107/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 5 × 12 = 60,
72/5 = 72 × 12/5 × 12 = 864/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
84/12 = 84 × 5/12 × 5 = 420/60 - Add the two like fractions:
864/60 + 420/60 = 864 + 420/60 = 1284/60 - 1284/60 simplified gives 107/5
- So, 72/5 + 84/12 = 107/5
In mixed form: 212/5
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