Solve 1-0.4*3/20

$$1-0.4 \times \frac{ 3 }{ 20 }$$

Evaluate

$$0.94$$

Solution Steps

Convert decimal number 0.4 to fraction \frac{4}{10}. Reduce the fraction \frac{4}{10} to lowest terms by extracting and canceling out 2.

$$1-\frac{2}{5}\times \frac{3}{20}$$

Multiply \frac{2}{5} times \frac{3}{20} by multiplying numerator times numerator and denominator times denominator.

$$1-\frac{2\times 3}{5\times 20}$$

Do the multiplications in the fraction \frac{2\times 3}{5\times 20}.

$$1-\frac{6}{100}$$

Reduce the fraction \frac{6}{100} to lowest terms by extracting and canceling out 2.

$$1-\frac{3}{50}$$

Convert 1 to fraction \frac{50}{50}.

$$\frac{50}{50}-\frac{3}{50}$$

Since \frac{50}{50} and \frac{3}{50} have the same denominator, subtract them by subtracting their numerators.

$$\frac{50-3}{50}$$

Subtract 3 from 50 to get 47.

$$\frac{47}{50}$$

Factor

$$\frac{47}{2 \cdot 5 ^ {2}} = 0.94$$