Question

Find the number from the expanded form:
$4\times {10}^5+5\times {10}^3+3\times {10}^2+2\times {10}^0$

Answer 1

$4\times {10}^5+5\times {10}^3+3\times {10}^2+2\times {10}^0$

$=400000+5000+300+2\times 1$

$=405302$