What is (-10)/(-4\times (-1)) ?

The solution to (-10)/(-4\times (-1)) is -5/2

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simplify (-10)/(-4\times (-1))

simplify

\frac{- 10}{- 4 \cdot ( - 1 )}

- \frac{5}{2}

Decimal Notation

- 2.5

Solution steps

\frac{- 10}{- 4 ( - 1 )}

- 4 (- 1) = 4

- 4 (- 1)

Remove parentheses:

- 4 (- 1) = 4 \cdot 1

= 4 \cdot 1

Multiply the numbers:

4 \cdot 1 = 4

= 4

= \frac{- 10}{4}

Factor the number:

10 = 2 \cdot 5

= \frac{- 2 \cdot 5}{4}

Factor the number:

4 = 2 \cdot 2

= \frac{- 2 \cdot 5}{2 \cdot 2}

Cancel the common factor:

2

= \frac{- 5}{2}

Apply the fraction rule:

\frac{- a}{b} = - \frac{a}{b}

= - \frac{5}{2}

- (- 2)^{2} - 5 (- 2) + 1

2 \times (- 1) - 3

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

- 2 (- 1) + 5

- 2 (- 1) + 4