Basic Math Examples

what's the answer $5 + 5 + 5 + 46 \div 57 - 4$

Step 1

Find the common denominator.

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Step 1.1

Write $5$ as a fraction with denominator $1$ .

$\frac{5}{1} + 5 + 5 + 46 \div 57 - 4$

Step 1.2

Multiply $\frac{5}{1}$ by $\frac{57}{57}$ .

$\frac{5}{1} \cdot \frac{57}{57} + 5 + 5 + 46 \div 57 - 4$

Step 1.3

Multiply $\frac{5}{1}$ by $\frac{57}{57}$ .

$\frac{5 \cdot 57}{57} + 5 + 5 + 46 \div 57 - 4$

Step 1.4

Write $5$ as a fraction with denominator $1$ .

$\frac{5 \cdot 57}{57} + \frac{5}{1} + 5 + 46 \div 57 - 4$

Step 1.5

Multiply $\frac{5}{1}$ by $\frac{57}{57}$ .

$\frac{5 \cdot 57}{57} + \frac{5}{1} \cdot \frac{57}{57} + 5 + 46 \div 57 - 4$

Step 1.6

Multiply $\frac{5}{1}$ by $\frac{57}{57}$ .

$\frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + 5 + 46 \div 57 - 4$

Step 1.7

Write $5$ as a fraction with denominator $1$ .

$\frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + \frac{5}{1} + 46 \div 57 - 4$

Step 1.8

Multiply $\frac{5}{1}$ by $\frac{57}{57}$ .

$\frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + \frac{5}{1} \cdot \frac{57}{57} + 46 \div 57 - 4$

Step 1.9

Multiply $\frac{5}{1}$ by $\frac{57}{57}$ .

$\frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + 46 \div 57 - 4$

Step 1.10

Write $- 4$ as a fraction with denominator $1$ .

$\frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + 46 \div 57 + \frac{- 4}{1}$

Step 1.11

Multiply $\frac{- 4}{1}$ by $\frac{57}{57}$ .

$\frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + 46 \div 57 + \frac{- 4}{1} \cdot \frac{57}{57}$

Step 1.12

Multiply $\frac{- 4}{1}$ by $\frac{57}{57}$ .

$\frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + 46 \div 57 + \frac{- 4 \cdot 57}{57}$

$\frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + \frac{5 \cdot 57}{57} + 46 \div 57 + \frac{- 4 \cdot 57}{57}$

Step 2

Combine the numerators over the common denominator.

$\frac{5 \cdot 57 + 5 \cdot 57 + 5 \cdot 57 + 46 - 4 \cdot 57}{57}$

Step 3

Simplify each term.

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Step 3.1

Multiply $5$ by $57$ .

$\frac{285 + 5 \cdot 57 + 5 \cdot 57 + 46 - 4 \cdot 57}{57}$

Step 3.2

Multiply $5$ by $57$ .

$\frac{285 + 285 + 5 \cdot 57 + 46 - 4 \cdot 57}{57}$

Step 3.3

Multiply $5$ by $57$ .

$\frac{285 + 285 + 285 + 46 - 4 \cdot 57}{57}$

Step 3.4

Multiply $- 4$ by $57$ .

$\frac{285 + 285 + 285 + 46 - 228}{57}$

$\frac{285 + 285 + 285 + 46 - 228}{57}$

Step 4

Simplify by adding and subtracting.

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Step 4.1

Add $285$ and $285$ .

$\frac{570 + 285 + 46 - 228}{57}$

Step 4.2

Add $570$ and $285$ .

$\frac{855 + 46 - 228}{57}$

Step 4.3

Add $855$ and $46$ .

$\frac{901 - 228}{57}$

Step 4.4

Subtract $228$ from $901$ .

$\frac{673}{57}$

$\frac{673}{57}$

Step 5

The mean of a set of numbers is the sum divided by the number of terms.

$\frac{\frac{673}{57}}{1}$

Step 6

Divide $\frac{673}{57}$ by $1$ .

$\frac{673}{57}$

Step 7

Divide.

$11.80701754$

Step 8

The mean should be rounded to one more decimal place than the original data. If the original data were mixed, round to one decimal place more than the least precise.

$11.8$

$[\begin{array}{c} x^{2} & \frac{1}{2} \\ \sqrt{π} & \int x d x \end{array}]$