To express 12 out of 15 as a fraction, decimal, and a percent, follow these steps:
1. **Fraction**:
– 12 out of 15 can be written as the fraction 12/15.
– Simplify the fraction by dividing both the numerator and the denominator by their greatest common divisor, which is 3.
– 12 ÷ 3 = 4
– 15 ÷ 3 = 5
– So, the simplified fraction is 4/5.
2. **Decimal**:
– To convert the fraction 4/5 to a decimal, divide the numerator by the denominator.
– 4 ÷ 5 = 0.8
– So, the decimal form is 0.8.
3. **Percent**:
– To convert the decimal 0.8 to a percent, multiply it by 100.
– 0.8 × 100 = 80%
– So, the percent form is 80%.
In summary:
– Fraction: 4/5
– Decimal: 0.8
– Percent: 80%