What is 5+5(20*2)4-5 ?

The solution to 5+5(20*2)4-5 is 800

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5+5(20*2)4-5

5 + 5 (20 \cdot 2) 4 - 5

800

Solution steps

5 + 5 (20 \cdot 2) \cdot 4 - 5

Follow the PEMDAS order of operations

Calculate within parentheses

(20 \cdot 2) : 40

20 \cdot 2

20 \cdot 2 = 40

= 40

= 5 + 5 \cdot 40 \cdot 4 - 5

Multiply and divide (left to right)

5 \cdot 40 \cdot 4 : 800

5 \cdot 40 \cdot 4

5 \cdot 40 = 200

= 200 \cdot 4

200 \cdot 4 = 800

= 800

= 5 + 800 - 5

Add and subtract (left to right)

5 + 800 - 5 : 800

5 + 800 - 5

5 + 800 = 805

= 805 - 5

805 - 5 = 800

= 800

= 800

10 \times 1 0^{2}

4 - (0)^{2}

- 2 (2)^{2} + 1

- 2 (2)^{2} + 4

- 8 + 4 (205 - 1)