Basic Math Examples

5

$5$ ,

$4.9$ ,

$5.1$ ,

$5$ ,

$4.8$ ,

$4.7$ ,

$4.4$ ,

$4.7$ ,

$4.6$ ,

$4.7$ ,

$4.8$ ,

$4.7$ ,

$5$ ,

$4.9$ ,

$4.8$ ,

$5.1$ ,

$5$ ,

$5.5$

Step 1

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

$\frac{5 + 5 + 4.9 + 5.1 + 5 + 5 + 4.8 + 4.7 + 4.7 + 4.7 + 4.4 + 4.7 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2

Simplify the numerator.

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Step 2.1

Add

$5$ and

$5$ .

$\frac{10 + 4.9 + 5.1 + 5 + 5 + 4.8 + 4.7 + 4.7 + 4.7 + 4.4 + 4.7 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.2

Add

$10$ and

$4.9$ .

$\frac{14.9 + 5.1 + 5 + 5 + 4.8 + 4.7 + 4.7 + 4.7 + 4.4 + 4.7 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.3

Add

$14.9$ and

$5.1$ .

$\frac{20 + 5 + 5 + 4.8 + 4.7 + 4.7 + 4.7 + 4.4 + 4.7 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.4

Add

$20$ and

$5$ .

$\frac{25 + 5 + 4.8 + 4.7 + 4.7 + 4.7 + 4.4 + 4.7 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.5

Add

$25$ and

$5$ .

$\frac{30 + 4.8 + 4.7 + 4.7 + 4.7 + 4.4 + 4.7 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.6

Add

$30$ and

$4.8$ .

$\frac{34.8 + 4.7 + 4.7 + 4.7 + 4.4 + 4.7 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.7

Add

$34.8$ and

$4.7$ .

$\frac{39.5 + 4.7 + 4.7 + 4.4 + 4.7 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.8

Add

$39.5$ and

$4.7$ .

$\frac{44.2 + 4.7 + 4.4 + 4.7 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.9

Add

$44.2$ and

$4.7$ .

$\frac{48.9 + 4.4 + 4.7 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.10

Add

$48.9$ and

$4.4$ .

$\frac{53.3 + 4.7 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.11

Add

$53.3$ and

$4.7$ .

$\frac{58 + 4.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.12

Add

$58$ and

$4.6$ .

$\frac{62.6 + 4.7 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.13

Add

$62.6$ and

$4.7$ .

$\frac{67.3 + 4.7 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.14

Add

$67.3$ and

$4.7$ .

$\frac{72 + 4.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.15

Add

$72$ and

$4.7$ .

$\frac{76.7 + 4.8 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.16

Add

$76.7$ and

$4.8$ .

$\frac{81.5 + 4.7 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.17

Add

$81.5$ and

$4.7$ .

$\frac{86.2 + 5 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.18

Add

$86.2$ and

$5$ .

$\frac{91.2 + 4.9 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.19

Add

$91.2$ and

$4.9$ .

$\frac{96.1 + 4.8 + 5.1 + 5 + 5.5}{24}$

Step 2.20

Add

$96.1$ and

$4.8$ .

$\frac{100.9 + 5.1 + 5 + 5.5}{24}$

Step 2.21

Add

$100.9$ and

$5.1$ .

$\frac{106 + 5 + 5.5}{24}$

Step 2.22

Add

$106$ and

$5$ .

$\frac{111 + 5.5}{24}$

Step 2.23

Add

$111$ and

$5.5$ .

$\frac{116.5}{24}$

Step 3

Divide

$116.5$ by

$24$ .

$4.8541\overline{6}$

Step 4

Divide.

$4.8541\overline{6}$

Step 5

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.

$4.85$