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

The solution to [(-1)+(-2)+[(-3)+(-4)]] is -10

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

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

- 10

Solution steps

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

Follow the PEMDAS order of operations

Calculate within parentheses

[(- 3) + (- 4)] : - 7

(- 3) + (- 4)

Add and subtract (left to right)

Apply rule

+ (- a) = - a

+ (- 4) = - 4

= (- 3) - 4

(- 3) - 4 = - 7

= - 7

= (- 1) + (- 2) - 7

Add and subtract (left to right)

(- 1) + (- 2) - 7 : - 10

(- 1) + (- 2) - 7

Apply rule

+ (- a) = - a

+ (- 2) = - 2

= (- 1) - 2 - 7

(- 1) - 2 = - 3

= - 3 - 7

- 3 - 7 = - 10

= - 10

= - 10

4 (13)^{2}

2 \cdot 1 6^{3}

(- 27 - 8 + 19) - (12 - 18)

7 - 6 + 5

\times 2 + 6 \times + 9

What is [(-1)+(-2)+[(-3)+(-4)]] ?
The solution to [(-1)+(-2)+[(-3)+(-4)]] is -10