Finite Math Examples

$[\begin{array}{c} 1 & 2 & 5 \\ 3 & 4 & - 7 \\ 1 & 0 & - 1 \end{array}] - [\begin{array}{c} - 1 & - 2 & - 6 \\ - 3 & - 4 & 0 \\ 1 & 3 & 2 \end{array}]$

Step 1

Subtract the corresponding elements.

$[\begin{array}{c} 1 + 1 & 2 + 2 & 5 + 6 \\ 3 + 3 & 4 + 4 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Step 2

Simplify each element.

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Step 2.1

Add $1$ and $1$ .

$[\begin{array}{c} 2 & 2 + 2 & 5 + 6 \\ 3 + 3 & 4 + 4 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Step 2.2

Add $2$ and $2$ .

$[\begin{array}{c} 2 & 4 & 5 + 6 \\ 3 + 3 & 4 + 4 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Step 2.3

Add $5$ and $6$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 3 + 3 & 4 + 4 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Step 2.4

Add $3$ and $3$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 4 + 4 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Step 2.5

Add $4$ and $4$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 8 & - 7 - 0 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Step 2.6

Subtract $0$ from $- 7$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 8 & - 7 \\ 1 - 1 & 0 - 3 & - 1 - 2 \end{array}]$

Step 2.7

Subtract $1$ from $1$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 8 & - 7 \\ 0 & 0 - 3 & - 1 - 2 \end{array}]$

Step 2.8

Subtract $3$ from $0$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 8 & - 7 \\ 0 & - 3 & - 1 - 2 \end{array}]$

Step 2.9

Subtract $2$ from $- 1$ .

$[\begin{array}{c} 2 & 4 & 11 \\ 6 & 8 & - 7 \\ 0 & - 3 & - 3 \end{array}]$