What is -90+[(45-23*2+5)*4] ?

The solution to -90+[(45-23*2+5)*4] is -74

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-90+[(45-232+5)4]

- 90 + [(45 - 23 \cdot 2 + 5) \cdot 4]

- 74

Solution steps

- 90 + [(45 - 23 \cdot 2 + 5) \cdot 4]

Follow the PEMDAS order of operations

Calculate within parentheses

[(45 - 23 \cdot 2 + 5) \cdot 4] : 16

(45 - 23 \cdot 2 + 5) \cdot 4

Calculate within parentheses

(45 - 23 \cdot 2 + 5) : 4

45 - 23 \cdot 2 + 5

Multiply and divide (left to right)

23 \cdot 2 : 46

23 \cdot 2

23 \cdot 2 = 46

= 46

= 45 - 46 + 5

Add and subtract (left to right)

45 - 46 + 5 : 4

45 - 46 + 5

45 - 46 = - 1

= - 1 + 5

- 1 + 5 = 4

= 4

= 4

= 4 \cdot 4

Multiply and divide (left to right)

4 \cdot 4 : 16

4 \cdot 4

4 \cdot 4 = 16

= 16

= 16

= - 90 + 16

Add and subtract (left to right)

- 90 + 16 : - 74

- 90 + 16

- 90 + 16 = - 74

= - 74

= - 74

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