Add 4/72 and 80/5
1st number: 4/72, 2nd number: 16 0/5
4/72 + 80/5 is 289/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 72 and 5 is 360
Next, find the equivalent fraction of both fractional numbers with denominator 360 - For the 1st fraction, since 72 × 5 = 360,
4/72 = 4 × 5/72 × 5 = 20/360 - Likewise, for the 2nd fraction, since 5 × 72 = 360,
80/5 = 80 × 72/5 × 72 = 5760/360 - Add the two like fractions:
20/360 + 5760/360 = 20 + 5760/360 = 5780/360 - 5780/360 simplified gives 289/18
- So, 4/72 + 80/5 = 289/18
In mixed form: 161/18
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