Question

calculate the value of (2.3 x 10^-3) + (6.8 x 10^-4)​

Answer 1

0.00298

Step-by-step explanation:

(2.3 x 10^-3) + (6.8 x 10^-4)

$2.3 \times \frac{1}{ {10}^{3} } + 6.8 \times \frac{1}{ {10}^{4} }$

$\frac{2.3}{1000} + \frac{6.8}{10000}$

= 0.0023 + 0.00068

= 0.00298