What is 6+[(21-17)\times 12] ?

The solution to 6+[(21-17)\times 12] is 54

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6+[(21-17)\times 12]

6 + [(21 - 17) \cdot 12]

54

Solution steps

6 + [(21 - 17) \cdot 12]

Follow the PEMDAS order of operations

Calculate within parentheses

[(21 - 17) \cdot 12] : 48

(21 - 17) \cdot 12

Calculate within parentheses

(21 - 17) : 4

21 - 17

21 - 17 = 4

= 4

= 4 \cdot 12

Multiply and divide (left to right)

4 \cdot 12 : 48

4 \cdot 12

4 \cdot 12 = 48

= 48

= 48

= 6 + 48

Add and subtract (left to right)

6 + 48 : 54

6 + 48

6 + 48 = 54

= 54

= 54

6 \times 3^{2} - 4 - 2^{4}

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

(4 - \frac{1}{4}) \cdot \frac{8}{15}

3 (3 + 2)

2 (5)^{2} - 1