Pre-Algebra Examples

$1.2$

Step 1

Convert the decimal number to a fraction by placing the decimal number over a power of ten. Since there is $1$ number to the right of the decimal point, place the decimal number over $10^{1}$ $(10)$ . Next, add the whole number to the left of the decimal.

$1 \frac{2}{10}$

Step 2

Reduce the fractional part of the mixed number.

$1 \frac{1}{5}$

Step 3

Convert $1 \frac{1}{5}$ to an improper fraction.

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Step 3.1

A mixed number is an addition of its whole and fractional parts.

$1 + \frac{1}{5}$

Step 3.2

Add $1$ and $\frac{1}{5}$ .

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Step 3.2.1

Write $1$ as a fraction with a common denominator.

$\frac{5}{5} + \frac{1}{5}$

Step 3.2.2

Combine the numerators over the common denominator.

$\frac{5 + 1}{5}$

Step 3.2.3

Add $5$ and $1$ .

$\frac{6}{5}$