Solve pi5/4.5*18

$$\pi \frac{ 5 }{ 4.5 } \times 18$$

Evaluate

$$20\pi \approx 62.831853072$$

Solution Steps

Expand \frac{5}{4.5} by multiplying both numerator and the denominator by 10.

$$\pi \times \frac{50}{45}\times 18$$

Reduce the fraction \frac{50}{45} to lowest terms by extracting and canceling out 5.

$$\pi \times \frac{10}{9}\times 18$$

Express \frac{10}{9}\times 18 as a single fraction.

$$\pi \times \frac{10\times 18}{9}$$

Multiply 10 and 18 to get 180.

$$\pi \times \frac{180}{9}$$

Divide 180 by 9 to get 20.

$$\pi \times 20$$