What is 3*9-(6+5-3)-12/4 ?

The solution to 3*9-(6+5-3)-12/4 is 16

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3*9-(6+5-3)-12/4

3 \cdot 9 - (6 + 5 - 3) - \frac{12}{4}

16

Solution steps

3 \cdot 9 - (6 + 5 - 3) - \frac{12}{4}

\frac{12}{4} = 3

Divide the numbers:

\frac{12}{4} = 3

3

= 3 \cdot 9 - (6 + 5 - 3) - 3

Follow the PEMDAS order of operations

Calculate within parentheses

(6 + 5 - 3) : 8

6 + 5 - 3

Add and subtract (left to right)

6 + 5 = 11

= 11 - 3

11 - 3 = 8

= 8

= 3 \cdot 9 - 8 - 3

Multiply and divide (left to right)

3 \cdot 9 : 27

3 \cdot 9

3 \cdot 9 = 27

= 27

= 27 - 8 - 3

Add and subtract (left to right)

27 - 8 - 3 : 16

27 - 8 - 3

27 - 8 = 19

= 19 - 3

19 - 3 = 16

= 16

= 16

2 (3)^{3}

64 + 36

(2 \cdot 6) - 7 + 9^{2} + \frac{45}{5}

(- 3)^{3} - 4^{2}

6 + 2 - (- 1) + (- 8)