What is -7^2-(5^2-4^3) ?

The solution to -7^2-(5^2-4^3) is -10

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-7^2-(5^2-4^3)

- 7^{2} - (5^{2} - 4^{3})

- 10

Solution steps

- 7^{2} - (5^{2} - 4^{3})

Follow the PEMDAS order of operations

Calculate within parentheses

(5^{2} - 4^{3}) : - 39

= - 7^{2} - (- 39)

Calculate exponents

7^{2} : 49

= - 49 - (- 39)

Add and subtract (left to right)

- 49 - (- 39) : - 10

= - 10

(4 + 8) \div 12 + 2 \frac{3}{4}

2 (4)^{2} - 4 (4) + 2

10 + \frac{1}{2} (4)

- 3 \times (- 2) - 15

4 (- 3)^{2} - 3