Basic Math Examples

5.9

$5.9$ ,

2.8

$2.8$ ,

2.1

$2.1$ ,

3.1

$3.1$ ,

5.9

$5.9$ ,

6.4

$6.4$ ,

5.9

$5.9$ ,

8.3

$8.3$ ,

8.3

$8.3$ ,

4

$4$

Step 1

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

\frac{5.9 + 2.8 + 2.1 + 3.1 + 5.9 + 6.4 + 5.9 + 8.3 + 8.3 + 4}{10}

$\frac{5.9 + 2.8 + 2.1 + 3.1 + 5.9 + 6.4 + 5.9 + 8.3 + 8.3 + 4}{10}$

Step 2

Simplify the numerator.

Tap for more steps...

Step 2.1

Add

5.9

$5.9$ and

2.8

$2.8$ .

\frac{8.7 + 2.1 + 3.1 + 5.9 + 6.4 + 5.9 + 8.3 + 8.3 + 4}{10}

$\frac{8.7 + 2.1 + 3.1 + 5.9 + 6.4 + 5.9 + 8.3 + 8.3 + 4}{10}$

Step 2.2

Add

8.7

$8.7$ and

2.1

$2.1$ .

\frac{10.8 + 3.1 + 5.9 + 6.4 + 5.9 + 8.3 + 8.3 + 4}{10}

$\frac{10.8 + 3.1 + 5.9 + 6.4 + 5.9 + 8.3 + 8.3 + 4}{10}$

Step 2.3

Add

10.8

$10.8$ and

3.1

$3.1$ .

\frac{13.9 + 5.9 + 6.4 + 5.9 + 8.3 + 8.3 + 4}{10}

$\frac{13.9 + 5.9 + 6.4 + 5.9 + 8.3 + 8.3 + 4}{10}$

Step 2.4

Add

13.9

$13.9$ and

5.9

$5.9$ .

\frac{19.8 + 6.4 + 5.9 + 8.3 + 8.3 + 4}{10}

$\frac{19.8 + 6.4 + 5.9 + 8.3 + 8.3 + 4}{10}$

Step 2.5

Add

19.8

$19.8$ and

6.4

$6.4$ .

\frac{26.2 + 5.9 + 8.3 + 8.3 + 4}{10}

$\frac{26.2 + 5.9 + 8.3 + 8.3 + 4}{10}$

Step 2.6

Add

26.2

$26.2$ and

5.9

$5.9$ .

\frac{32.1 + 8.3 + 8.3 + 4}{10}

$\frac{32.1 + 8.3 + 8.3 + 4}{10}$

Step 2.7

Add

32.1

$32.1$ and

8.3

$8.3$ .

\frac{40.4 + 8.3 + 4}{10}

$\frac{40.4 + 8.3 + 4}{10}$

Step 2.8

Add

40.4

$40.4$ and

8.3

$8.3$ .

\frac{48.7 + 4}{10}

$\frac{48.7 + 4}{10}$

Step 2.9

Add

48.7

$48.7$ and

4

$4$ .

\frac{52.7}{10}

$\frac{52.7}{10}$

\frac{52.7}{10}

$\frac{52.7}{10}$

Step 3

Divide

52.7

$52.7$ by

10

$10$ .

5.27

$5.27$

Step 4

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.

5.3

$5.3$