Add 72/5 and 54/8
1st number: 14 2/5, 2nd number: 6 6/8
72/5 + 54/8 is 423/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
72/5 = 72 × 8/5 × 8 = 576/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
54/8 = 54 × 5/8 × 5 = 270/40 - Add the two like fractions:
576/40 + 270/40 = 576 + 270/40 = 846/40 - 846/40 simplified gives 423/20
- So, 72/5 + 54/8 = 423/20
In mixed form: 213/20
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