Question

write 1.4x10^3 as a number

Answer 1

\(\large 1.4\times 10^3\qquad
\begin{cases}
10^{\underline{3}}\to 1\underline{000}\\
1.4\times 10^3\to 1.4\times 1\underline{000}\to \square ?
\end{cases}\)

Answer 2

1.4 0 0*1000=
----->
1 4 0 0
-----------------
4 3 2 1
Look at how the decimal point shift

Answer 3

1,400