Solve (18div2div3.14)^2*3.14*2=

$$( 18 \div 2 \div 3.14 ) ^ { 2 } \times 3.14 \times 2 =$$

Evaluate

$$\frac{8100}{157}\approx 51.592356688$$

Solution Steps

Express \frac{\frac{18}{2}}{3.14} as a single fraction.

$$\left(\frac{18}{2\times 3.14}\right)^{2}\times 3.14\times 2$$

Multiply 2 and 3.14 to get 6.28.

$$\left(\frac{18}{6.28}\right)^{2}\times 3.14\times 2$$

Expand \frac{18}{6.28} by multiplying both numerator and the denominator by 100.

$$\left(\frac{1800}{628}\right)^{2}\times 3.14\times 2$$

Reduce the fraction \frac{1800}{628} to lowest terms by extracting and canceling out 4.

$$\left(\frac{450}{157}\right)^{2}\times 3.14\times 2$$

Calculate \frac{450}{157} to the power of 2 and get \frac{202500}{24649}.

$$\frac{202500}{24649}\times 3.14\times 2$$

Multiply \frac{202500}{24649} and 3.14 to get \frac{4050}{157}.

$$\frac{4050}{157}\times 2$$

Multiply \frac{4050}{157} and 2 to get \frac{8100}{157}.

$$\frac{8100}{157}$$

Factor

$$\frac{2 ^ {2} \cdot 3 ^ {4} \cdot 5 ^ {2}}{157} = 51\frac{93}{157} = 51.59235668789809$$