What is 15+(-13)+(-48)+12 ?

The solution to 15+(-13)+(-48)+12 is -34

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15+(-13)+(-48)+12

15 + (- 13) + (- 48) + 12

- 34

Solution steps

15 + (- 13) + (- 48) + 12

Follow the PEMDAS order of operations

Add and subtract (left to right)

Apply rule

+ (- a) = - a

+ (- 13) = - 13

= 15 - 13 + (- 48) + 12

15 - 13 = 2

= 2 + (- 48) + 12

Apply rule

+ (- a) = - a

+ (- 48) = - 48

= 2 - 48 + 12

2 - 48 = - 46

= - 46 + 12

- 46 + 12 = - 34

= - 34

21 \div 3 + (8 - 2 \div 2)

7 - (2 \times 9 - (4 + 13) + 4 \div 2)

80 + 0 - 8 + 15 - (85)

2^{2} - 4 \times 1 \times (- 8)

(- 12) \div (+ 2) \times (- 3) \div (- 2)