Add 72/4 and 12/5
1st number: 18 0/4, 2nd number: 2 2/5
72/4 + 12/5 is 102/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
72/4 = 72 × 5/4 × 5 = 360/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
12/5 = 12 × 4/5 × 4 = 48/20 - Add the two like fractions:
360/20 + 48/20 = 360 + 48/20 = 408/20 - 408/20 simplified gives 102/5
- So, 72/4 + 12/5 = 102/5
In mixed form: 202/5
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