Add 72/16 and 12/5
1st number: 4 8/16, 2nd number: 2 2/5
72/16 + 12/5 is 69/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 16 and 5 is 80
Next, find the equivalent fraction of both fractional numbers with denominator 80 - For the 1st fraction, since 16 × 5 = 80,
72/16 = 72 × 5/16 × 5 = 360/80 - Likewise, for the 2nd fraction, since 5 × 16 = 80,
12/5 = 12 × 16/5 × 16 = 192/80 - Add the two like fractions:
360/80 + 192/80 = 360 + 192/80 = 552/80 - 552/80 simplified gives 69/10
- So, 72/16 + 12/5 = 69/10
In mixed form: 69/10
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