Add 81/5 and 4/72
1st number: 16 1/5, 2nd number: 4/72
81/5 + 4/72 is 1463/90.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 72 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 5 × 72 = 360,
81/5 = 81 × 72/5 × 72 = 5832/360 - Likewise, for the 2nd fraction, since 72 × 5 = 360,
4/72 = 4 × 5/72 × 5 = 20/360 - Add the two like fractions:
5832/360 + 20/360 = 5832 + 20/360 = 5852/360 - 5852/360 simplified gives 1463/90
- So, 81/5 + 4/72 = 1463/90
In mixed form: 1623/90
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