Question

Faça subtração 4,7 10⁵ e 2,6 e 10³

Answer 1

$4,7 . 10^5 - 2,6 . 10^3$

Vamos fatorar 10³

$10^3(4,7.10^2 - 2,6)$

$10^3(4,7.100 - 2,6)$

$10^3(470 - 2,6)$

$10^3(467,4)$

$10^3(4,674.10^2)$

$4,674.10^5$