Question

write the following decimals in expanded form:

(1)215.63

(2)345.678

(3)1245.234

Answer 1

$$\begin{gathered} 1)215.63=200+10+5+\frac{6}{10}+\frac{3}{100} \\ 2)345.678=300+40+5+\frac{6}{10}+\frac{7}{100}+\frac{8}{1000} \\ 3)1245.234=1000+200+40+5+\frac{2}{10}+\frac{3}{100}+\frac{4}{1000} \end{gathered}$$