Basic Math Examples

$(- 2.1 \cdot 10^{4}) (3.5 \cdot 10^{- 2})$

Step 1

Multiply $- 2.1$ by $3.5$ .

$- 7.35 (10^{4} \cdot 10^{- 2})$

Step 2

Multiply $10^{4}$ by $10^{- 2}$ by adding the exponents.

Tap for more steps...

Step 2.1

Use the power rule $a^{m} a^{n} = a^{m + n}$ to combine exponents.

$- 7.35 \cdot 10^{4 - 2}$

Step 2.2

Subtract $2$ from $4$ .

$- 7.35 \cdot 10^{2}$

Step 3

The result can be shown in multiple forms.

Scientific Notation:

$- 7.35 \cdot 10^{2}$

Expanded Form:

$- 735$