What is (2-1)-(-4+3-2) ?

The solution to (2-1)-(-4+3-2) is 4

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(2-1)-(-4+3-2)

(2 - 1) - (- 4 + 3 - 2)

4

Solution steps

(2 - 1) - (- 4 + 3 - 2)

Follow the PEMDAS order of operations

Calculate within parentheses

(2 - 1) : 1

2 - 1

2 - 1 = 1

= 1

= 1 - (- 4 + 3 - 2)

Calculate within parentheses

(- 4 + 3 - 2) : - 3

- 4 + 3 - 2

Add and subtract (left to right)

- 4 + 3 = - 1

= - 1 - 2

- 1 - 2 = - 3

= - 3

= 1 - (- 3)

Add and subtract (left to right)

1 - (- 3) : 4

1 - (- 3)

Apply rule

- (- a) = + a

- (- 3) = + 3

= 1 + 3

1 + 3 = 4

= 4

= 4

2 + 7 \cdot 8/2

4 (- 3) + 1

4 (- 3) + 7

1 5^{2} + 1 8^{2}

2/ 1^{2} + 5/1 + 2