What is -68+83+(-17)+(-51)+23 ?

The solution to -68+83+(-17)+(-51)+23 is -30

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-68+83+(-17)+(-51)+23

- 68 + 83 + (- 17) + (- 51) + 23

- 30

Solution steps

- 68 + 83 + (- 17) + (- 51) + 23

Follow the PEMDAS order of operations

Add and subtract (left to right)

- 68 + 83 = 15

= 15 + (- 17) + (- 51) + 23

Apply rule

+ (- a) = - a

+ (- 17) = - 17

= 15 - 17 + (- 51) + 23

15 - 17 = - 2

= - 2 + (- 51) + 23

Apply rule

+ (- a) = - a

+ (- 51) = - 51

= - 2 - 51 + 23

- 2 - 51 = - 53

= - 53 + 23

- 53 + 23 = - 30

= - 30

- 5^{2} + 5 + 2 - 5

3 + \frac{50}{143} \cdot 5

10 \times 12 - 7 \times 3 - 10

21/4 + 31/2 - 11/2

- 7^{0} - (- 3)^{3}