$2.23 \times {10}^{6}-4.46 \times {10}^{5}$
Factor the expression$\left( 2.23 \times 10-4.46 \right) \times {10}^{5}$
Multiply the numbers$\left( 22.3-4.46 \right) \times {10}^{5}$
Evaluate the power$\left( 22.3-4.46 \right) \times 100000$
Subtract the numbers$17.84 \times 100000$
Multiply the numbers$\begin{align*}&1784000 \\&1.784 \times {10}^{6}\end{align*}$