What is (-9)+(-1)-(+10) ?

The solution to (-9)+(-1)-(+10) is -20

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(-9)+(-1)-(+10)

(- 9) + (- 1) - (+ 10)

- 20

Solution steps

(- 9) + (- 1) - (10)

Follow the PEMDAS order of operations

Add and subtract (left to right)

Apply rule

+ (- a) = - a

+ (- 1) = - 1

= (- 9) - 1 - (10)

(- 9) - 1 = - 10

= - 10 - (10)

- 10 - (10) = - 20

= - 20

- 30 - 1 - \frac{10}{3}

2^{8} + 2^{4} + 2^{3} + 1

(2 + 5 (2 - 5) + 8) - 3 (2 + 4)

2 - 8 \div (2 \times 2 \times 2 \times 2 \div 2)

19 + (((- 4) - (- 2)) + 6) + (- (7))