Solve 42/?|30/100

$$\frac { 42 } { ? } | \frac { 30 } { 100 }$$

Evaluate

$$\frac{63}{5}=12.6$$

Solution Steps

Anything divided by one gives itself.

$$42|\frac{30}{100}|$$

Reduce the fraction \frac{30}{100} to lowest terms by extracting and canceling out 10.

$$42|\frac{3}{10}|$$

The absolute value of a real number a is a when a\geq 0, or -a when a<0. The absolute value of \frac{3}{10} is \frac{3}{10}.

$$42\times \frac{3}{10}$$

Express 42\times \frac{3}{10} as a single fraction.

$$\frac{42\times 3}{10}$$

Multiply 42 and 3 to get 126.

$$\frac{126}{10}$$

Reduce the fraction \frac{126}{10} to lowest terms by extracting and canceling out 2.

$$\frac{63}{5}$$

Factor

$$\frac{3 ^ {2} \cdot 7}{5} = 12\frac{3}{5} = 12.6$$