Basic Math Examples

${2.5}^{- 2.4} \cdot 140 - 250$

Step 1

Simplify each term.

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Step 1.1

Rewrite the expression using the negative exponent rule $b^{- n} = \frac{1}{b^{n}}$ .

$\frac{1}{{2.5}^{2.4}} \cdot 140 - 250$

Step 1.2

Raise $2.5$ to the power of $2.4$ .

$\frac{1}{9.01687441} \cdot 140 - 250$

Step 1.3

Divide $1$ by $9.01687441$ .

$0.11090317 \cdot 140 - 250$

Step 1.4

Multiply $0.11090317$ by $140$ .

$15.52644448 - 250$

Step 2

Subtract $250$ from $15.52644448$ .

$- 234.47355551$