What is 45-(-32)+(-12)-(-7) ?

The solution to 45-(-32)+(-12)-(-7) is 72

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45-(-32)+(-12)-(-7)

45 - (- 32) + (- 12) - (- 7)

72

Solution steps

45 - (- 32) + (- 12) - (- 7)

Follow the PEMDAS order of operations

Add and subtract (left to right)

Apply rule

- (- a) = + a

- (- 32) = + 32

= 45 + 32 + (- 12) - (- 7)

45 + 32 = 77

= 77 + (- 12) - (- 7)

Apply rule

+ (- a) = - a

+ (- 12) = - 12

= 77 - 12 - (- 7)

77 - 12 = 65

= 65 - (- 7)

Apply rule

- (- a) = + a

- (- 7) = + 7

= 65 + 7

65 + 7 = 72

= 72

7 \times 2 - (4 + 4)

3 + \frac{1}{3} \times 2

3 - 3 (1)

\frac{4}{3} + 3 - \frac{5}{2}

3^{4} + 8^{2}