Basic Math Examples

$64 + (- 96) + 223 + (- 124) + 90 + (- 169) + (- 31) + 857$

Step 1

Remove parentheses.

$64 - 96 + 223 - 124 + 90 - 169 - 31 + 857$

Step 2

Subtract $96$ from $64$ .

$- 32 + 223 - 124 + 90 - 169 - 31 + 857$

Step 3

Add $- 32$ and $223$ .

$191 - 124 + 90 - 169 - 31 + 857$

Step 4

Subtract $124$ from $191$ .

$67 + 90 - 169 - 31 + 857$

Step 5

Add $67$ and $90$ .

$157 - 169 - 31 + 857$

Step 6

Subtract $169$ from $157$ .

$- 12 - 31 + 857$

Step 7

Subtract $31$ from $- 12$ .

$- 43 + 857$

Step 8

Add $- 43$ and $857$ .

$814$

Step 9

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

$\frac{814}{1}$

Step 10

Divide $814$ by $1$ .

$814$