Respuestas
Respuesta:
Explicación paso a paso:
A)
C)
D)
Respuesta:
Respuesta:
a) \frac{2}{5} de 50 = 20a)
5
2
de50=20
b) \frac{1}{3} de 90 = 30b)
3
1
de90=30
c) \frac{3}{8} de 40 = 15c)
8
3
de40=15
d) \frac{4}{6} de 72 = 48d)
6
4
de72=48
Explicación paso a paso:
A)
\begin{gathered}\begin{matrix}\space\space\space\space\emptyspace1\emptyspace0\space\space\space\space\space\space\space\space\space\space\space\space\\ 5\overline{|\smallspace50}\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\underline{\emptyspace5}\space\space\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\emptyspace0\emptyspace0\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\space\space\underline{\emptyspace0}\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\space\space\emptyspace0\space\space\space\space\space\space\space\space\space\space\space\space\end{matrix}\end{gathered}
\emptyspace1\emptyspace0
5
∣\smallspace50
\emptyspace5
\emptyspace0\emptyspace0
\emptyspace0
\emptyspace0
10\cdot \:2=2010⋅2=20
B)
\begin{gathered}\begin{matrix}\space\space\space\space\emptyspace3\emptyspace0\space\space\space\space\space\space\space\space\space\space\space\space\\ 3\overline{|\smallspace90}\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\underline{\emptyspace9}\space\space\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\emptyspace0\emptyspace0\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\space\space\underline{\emptyspace0}\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\space\space\emptyspace0\space\space\space\space\space\space\space\space\space\space\space\space\end{matrix}\end{gathered}
\emptyspace3\emptyspace0
3
∣\smallspace90
\emptyspace9
\emptyspace0\emptyspace0
\emptyspace0
\emptyspace0
30\cdot \:1=3030⋅1=30
C)
\begin{gathered}\begin{matrix}\space\space\space\space\space\space\emptyspace5\space\space\space\space\space\space\space\space\space\space\space\space\\ 8\overline{|\smallspace40}\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\underline{\emptyspace4\emptyspace0}\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\space\space\emptyspace0\space\space\space\space\space\space\space\space\space\space\space\space\end{matrix}\end{gathered}
\emptyspace5
8
∣\smallspace40
\emptyspace4\emptyspace0
\emptyspace0
5\cdot \:3=155⋅3=15
D)
\begin{gathered}\begin{matrix}\space\space\space\space\emptyspace1\emptyspace2\space\space\space\space\space\space\space\space\space\space\space\space\\ 6\overline{|\smallspace72}\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\underline{\emptyspace6}\space\space\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\emptyspace1\emptyspace2\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\underline{\emptyspace1\emptyspace2}\space\space\space\space\space\space\space\space\space\space\space\space\\ \space\space\space\space\space\space\emptyspace0\space\space\space\space\space\space\space\space\space\space\space\space\end{matrix}\end{gathered}
\emptyspace1\emptyspace2
6
∣\smallspace72
\emptyspace6
\emptyspace1\emptyspace2
\emptyspace1\emptyspace2
\emptyspace0
12\cdot \:4=4812⋅4=48