Basic Math Examples

$(6 - (\frac{2}{3} - \frac{1}{6}) \div (1 \frac{1}{8} \cdot \frac{4}{15} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 1

Convert $1 \frac{1}{8}$ to an improper fraction.

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Step 1.1

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

$(6 - (\frac{2}{3} - \frac{1}{6}) \div ((1 + \frac{1}{8}) \cdot \frac{4}{15} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 1.2

Add $1$ and $\frac{1}{8}$ .

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Step 1.2.1

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

$(6 - (\frac{2}{3} - \frac{1}{6}) \div ((\frac{8}{8} + \frac{1}{8}) \cdot \frac{4}{15} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 1.2.2

Combine the numerators over the common denominator.

$(6 - (\frac{2}{3} - \frac{1}{6}) \div (\frac{8 + 1}{8} \cdot \frac{4}{15} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 1.2.3

Add $8$ and $1$ .

$(6 - (\frac{2}{3} - \frac{1}{6}) \div (\frac{9}{8} \cdot \frac{4}{15} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 2

To write $\frac{2}{3}$ as a fraction with a common denominator, multiply by $\frac{2}{2}$ .

$(6 - (\frac{2}{3} \cdot \frac{2}{2} - \frac{1}{6}) \div (\frac{9}{8} \cdot \frac{4}{15} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 3

Write each expression with a common denominator of $6$ , by multiplying each by an appropriate factor of $1$ .

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Step 3.1

Multiply $\frac{2}{3}$ by $\frac{2}{2}$ .

$(6 - (\frac{2 \cdot 2}{3 \cdot 2} - \frac{1}{6}) \div (\frac{9}{8} \cdot \frac{4}{15} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 3.2

Multiply $3$ by $2$ .

$(6 - (\frac{2 \cdot 2}{6} - \frac{1}{6}) \div (\frac{9}{8} \cdot \frac{4}{15} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 4

Combine the numerators over the common denominator.

$(6 - \frac{2 \cdot 2 - 1}{6} \div (\frac{9}{8} \cdot \frac{4}{15} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 5

Simplify the numerator.

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Step 5.1

Multiply $2$ by $2$ .

$(6 - \frac{4 - 1}{6} \div (\frac{9}{8} \cdot \frac{4}{15} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 5.2

Subtract $1$ from $4$ .

$(6 - \frac{3}{6} \div (\frac{9}{8} \cdot \frac{4}{15} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 6

To write $\frac{9}{8} \cdot \frac{4}{15}$ as a fraction with a common denominator, multiply by $\frac{5}{5}$ .

$(6 - \frac{3}{6} \div (\frac{9}{8} \cdot \frac{4}{15} \cdot \frac{5}{5} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 7

Combine $\frac{9}{8} \cdot \frac{4}{15}$ and $\frac{5}{5}$ .

$(6 - \frac{3}{6} \div (\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5}{5} + \frac{1}{5})) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 8

Combine the numerators over the common denominator.

$(6 - \frac{3}{6} \div \frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 9

To write $6$ as a fraction with a common denominator, multiply by $\frac{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}}$ .

$(\frac{6 \frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} - \frac{3}{6} \div \frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}) \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 10

Combine the numerators over the common denominator.

$\frac{6 \frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5} - \frac{3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 11

To write $6 \frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}$ as a fraction with a common denominator, multiply by $\frac{6}{6}$ .

$\frac{6 \frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5} \cdot \frac{6}{6} - \frac{3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 12

Combine $6 \frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}$ and $\frac{6}{6}$ .

$\frac{\frac{6 \frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5} \cdot 6}{6} - \frac{3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 13

Combine the numerators over the common denominator.

$\frac{\frac{6 \frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5} \cdot 6 - 3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 14

Simplify the numerator.

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Step 14.1

Divide $9$ by $8$ .

$\frac{\frac{6 \frac{1.125 \cdot \frac{4}{15} \cdot 5 + 1}{5} \cdot 6 - 3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 14.2

Divide $4$ by $15$ .

$\frac{\frac{6 \frac{1.125 \cdot 0.2\overline{6} \cdot 5 + 1}{5} \cdot 6 - 3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 14.3

Multiply $1.125$ by $0.2\overline{6}$ .

$\frac{\frac{6 \frac{0.3 \cdot 5 + 1}{5} \cdot 6 - 3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 14.4

Multiply $0.3$ by $5$ .

$\frac{\frac{6 \frac{1.5 + 1}{5} \cdot 6 - 3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 14.5

Add $1.5$ and $1$ .

$\frac{\frac{6 (\frac{2.5}{5}) \cdot 6 - 3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 14.6

Divide $2.5$ by $5$ .

$\frac{\frac{6 \cdot 0.5 \cdot 6 - 3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 14.7

Multiply $6$ by $0.5$ .

$\frac{\frac{3 \cdot 6 - 3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 14.8

Multiply $3$ by $6$ .

$\frac{\frac{18 - 3}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 14.9

Subtract $3$ from $18$ .

$\frac{\frac{15}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \div (\frac{2}{3} - \frac{1}{4}) - 7$

Step 15

Simplify each term.

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Step 15.1

Rewrite the division as a fraction.

$\frac{\frac{\frac{15}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}}}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.2

Cancel the common factor of $15$ and $6$ .

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Step 15.2.1

Factor $3$ out of $15$ .

$\frac{\frac{\frac{3 (5)}{6}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}}}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.2.2

Cancel the common factors.

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Step 15.2.2.1

Factor $3$ out of $6$ .

$\frac{\frac{\frac{3 \cdot 5}{3 \cdot 2}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}}}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.2.2.2

Cancel the common factor.

$\frac{\frac{\frac{3 \cdot 5}{3 \cdot 2}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}}}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.2.2.3

Rewrite the expression.

$\frac{\frac{\frac{5}{2}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}}}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.3

Multiply the numerator by the reciprocal of the denominator.

$\frac{\frac{5}{2}}{\frac{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1}{5}} \cdot \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.4

Multiply the numerator by the reciprocal of the denominator.

$\frac{5}{2} \cdot \frac{5}{\frac{9}{8} \cdot \frac{4}{15} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5

Simplify the denominator.

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Step 15.5.1

Cancel the common factor of $3$ .

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Step 15.5.1.1

Factor $3$ out of $9$ .

$\frac{5}{2} \cdot \frac{5}{\frac{3 (3)}{8} \cdot \frac{4}{15} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.1.2

Factor $3$ out of $15$ .

$\frac{5}{2} \cdot \frac{5}{\frac{3 \cdot 3}{8} \cdot \frac{4}{3 \cdot 5} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.1.3

Cancel the common factor.

$\frac{5}{2} \cdot \frac{5}{\frac{3 \cdot 3}{8} \cdot \frac{4}{3 \cdot 5} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.1.4

Rewrite the expression.

$\frac{5}{2} \cdot \frac{5}{\frac{3}{8} \cdot \frac{4}{5} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.2

Cancel the common factor of $4$ .

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Step 15.5.2.1

Factor $4$ out of $8$ .

$\frac{5}{2} \cdot \frac{5}{\frac{3}{4 (2)} \cdot \frac{4}{5} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.2.2

Cancel the common factor.

$\frac{5}{2} \cdot \frac{5}{\frac{3}{4 \cdot 2} \cdot \frac{4}{5} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.2.3

Rewrite the expression.

$\frac{5}{2} \cdot \frac{5}{\frac{3}{2} \cdot \frac{1}{5} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.3

Multiply $\frac{3}{2}$ by $\frac{1}{5}$ .

$\frac{5}{2} \cdot \frac{5}{\frac{3}{2 \cdot 5} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.4

Multiply $2$ by $5$ .

$\frac{5}{2} \cdot \frac{5}{\frac{3}{10} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.5

Cancel the common factor of $5$ .

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Step 15.5.5.1

Factor $5$ out of $10$ .

$\frac{5}{2} \cdot \frac{5}{\frac{3}{5 (2)} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.5.2

Cancel the common factor.

$\frac{5}{2} \cdot \frac{5}{\frac{3}{5 \cdot 2} \cdot 5 + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.5.3

Rewrite the expression.

$\frac{5}{2} \cdot \frac{5}{\frac{3}{2} + 1} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.6

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

$\frac{5}{2} \cdot \frac{5}{\frac{3}{2} + \frac{2}{2}} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.7

Combine the numerators over the common denominator.

$\frac{5}{2} \cdot \frac{5}{\frac{3 + 2}{2}} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.5.8

Add $3$ and $2$ .

$\frac{5}{2} \cdot \frac{5}{\frac{5}{2}} \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.6

Multiply the numerator by the reciprocal of the denominator.

$\frac{5}{2} (5 (\frac{2}{5})) \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.7

Cancel the common factor of $5$ .

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Step 15.7.1

Cancel the common factor.

$\frac{5}{2} (5 (\frac{2}{5})) \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.7.2

Rewrite the expression.

$\frac{5}{2} \cdot 2 \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.8

Cancel the common factor of $2$ .

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Step 15.8.1

Cancel the common factor.

$\frac{5}{2} \cdot 2 \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.8.2

Rewrite the expression.

$5 \frac{1}{\frac{2}{3} - \frac{1}{4}} - 7$

Step 15.9

Simplify the denominator.

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Step 15.9.1

To write $\frac{2}{3}$ as a fraction with a common denominator, multiply by $\frac{4}{4}$ .

$5 \frac{1}{\frac{2}{3} \cdot \frac{4}{4} - \frac{1}{4}} - 7$

Step 15.9.2

To write $- \frac{1}{4}$ as a fraction with a common denominator, multiply by $\frac{3}{3}$ .

$5 \frac{1}{\frac{2}{3} \cdot \frac{4}{4} - \frac{1}{4} \cdot \frac{3}{3}} - 7$

Step 15.9.3

Write each expression with a common denominator of $12$ , by multiplying each by an appropriate factor of $1$ .

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Step 15.9.3.1

Multiply $\frac{2}{3}$ by $\frac{4}{4}$ .

$5 \frac{1}{\frac{2 \cdot 4}{3 \cdot 4} - \frac{1}{4} \cdot \frac{3}{3}} - 7$

Step 15.9.3.2

Multiply $3$ by $4$ .

$5 \frac{1}{\frac{2 \cdot 4}{12} - \frac{1}{4} \cdot \frac{3}{3}} - 7$

Step 15.9.3.3

Multiply $\frac{1}{4}$ by $\frac{3}{3}$ .

$5 \frac{1}{\frac{2 \cdot 4}{12} - \frac{3}{4 \cdot 3}} - 7$

Step 15.9.3.4

Multiply $4$ by $3$ .

$5 \frac{1}{\frac{2 \cdot 4}{12} - \frac{3}{12}} - 7$

Step 15.9.4

Combine the numerators over the common denominator.

$5 \frac{1}{\frac{2 \cdot 4 - 3}{12}} - 7$

Step 15.9.5

Simplify the numerator.

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Step 15.9.5.1

Multiply $2$ by $4$ .

$5 \frac{1}{\frac{8 - 3}{12}} - 7$

Step 15.9.5.2

Subtract $3$ from $8$ .

$5 \frac{1}{\frac{5}{12}} - 7$

Step 15.10

Multiply the numerator by the reciprocal of the denominator.

$5 (1 (\frac{12}{5})) - 7$

Step 15.11

Multiply $\frac{12}{5}$ by $1$ .

$5 (\frac{12}{5}) - 7$

Step 15.12

Cancel the common factor of $5$ .

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Step 15.12.1

Cancel the common factor.

$5 (\frac{12}{5}) - 7$

Step 15.12.2

Rewrite the expression.

$12 - 7$

Step 16

Subtract $7$ from $12$ .

$5$