Basic Math Examples

$(3 \cdot 4 + 4 \cdot 5) - (12 \div 3 + 20 \div 4) - 2 \cdot 5 - 6$

Step 1

Simplify each term.

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Step 1.1

Multiply $3$ by $4$ .

$12 + 4 \cdot 5 - (12 \div 3 + 20 \div 4) - 2 \cdot 5 - 6$

Step 1.2

Multiply $4$ by $5$ .

$12 + 20 - (12 \div 3 + 20 \div 4) - 2 \cdot 5 - 6$

Step 1.3

Simplify each term.

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Step 1.3.1

Divide $12$ by $3$ .

$12 + 20 - (4 + 20 \div 4) - 2 \cdot 5 - 6$

Step 1.3.2

Divide $20$ by $4$ .

$12 + 20 - (4 + 5) - 2 \cdot 5 - 6$

Step 1.4

Add $4$ and $5$ .

$12 + 20 - 1 \cdot 9 - 2 \cdot 5 - 6$

Step 1.5

Multiply $- 1$ by $9$ .

$12 + 20 - 9 - 2 \cdot 5 - 6$

Step 1.6

Multiply $- 2$ by $5$ .

$12 + 20 - 9 - 10 - 6$

Step 2

Simplify by adding and subtracting.

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Step 2.1

Add $12$ and $20$ .

$32 - 9 - 10 - 6$

Step 2.2

Subtract $9$ from $32$ .

$23 - 10 - 6$

Step 2.3

Subtract $10$ from $23$ .

$13 - 6$

Step 2.4

Subtract $6$ from $13$ .

$7$