Finite Math Examples

$[\begin{array}{c} 18 & - 19 & 12 \\ 6 & 20 & - 3 \\ 15 & 14 & 19 \end{array}] + [\begin{array}{c} - 13 & 1 & - 4 \\ - 1 & - 19 & - 13 \\ 11 & - 11 & - 11 \end{array}]$

Step 1

Add the corresponding elements.

$[\begin{array}{c} 18 - 13 & - 19 + 1 & 12 - 4 \\ 6 - 1 & 20 - 19 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Step 2

Simplify each element.

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Step 2.1

Subtract $13$ from $18$ .

$[\begin{array}{c} 5 & - 19 + 1 & 12 - 4 \\ 6 - 1 & 20 - 19 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Step 2.2

Add $- 19$ and $1$ .

$[\begin{array}{c} 5 & - 18 & 12 - 4 \\ 6 - 1 & 20 - 19 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Step 2.3

Subtract $4$ from $12$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 6 - 1 & 20 - 19 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Step 2.4

Subtract $1$ from $6$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 20 - 19 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Step 2.5

Subtract $19$ from $20$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 1 & - 3 - 13 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Step 2.6

Subtract $13$ from $- 3$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 1 & - 16 \\ 15 + 11 & 14 - 11 & 19 - 11 \end{array}]$

Step 2.7

Add $15$ and $11$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 1 & - 16 \\ 26 & 14 - 11 & 19 - 11 \end{array}]$

Step 2.8

Subtract $11$ from $14$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 1 & - 16 \\ 26 & 3 & 19 - 11 \end{array}]$

Step 2.9

Subtract $11$ from $19$ .

$[\begin{array}{c} 5 & - 18 & 8 \\ 5 & 1 & - 16 \\ 26 & 3 & 8 \end{array}]$