计算
280÷70=
160÷40=
450÷90=
300÷60=
160÷80=
250÷5=
250÷50=
320÷8=
320÷80=
360÷60=
280÷40=
180÷30=
400÷50=
630÷70=
350÷50=
480÷60=
720÷90=
640÷80=
210÷30=
280÷70=
160÷40=
450÷90=
300÷60=
160÷80=
250÷5=
250÷50=
320÷8=
320÷80=
360÷60=
280÷40=
180÷30=
400÷50=
630÷70=
350÷50=
480÷60=
720÷90=
640÷80=
210÷30=
答案:
280÷70=4
160÷40=4
450÷90=5
300÷60=5
160÷80=2
250÷5=50
250÷50=5
320÷8=40
320÷80=4
360÷60=6
280÷40=7
180÷30=6
400÷50=8
630÷70=9
350÷50=7
480÷60=8
720÷90=8
640÷80=8
210÷30=7
160÷40=4
450÷90=5
300÷60=5
160÷80=2
250÷5=50
250÷50=5
320÷8=40
320÷80=4
360÷60=6
280÷40=7
180÷30=6
400÷50=8
630÷70=9
350÷50=7
480÷60=8
720÷90=8
640÷80=8
210÷30=7
列竖式计算
450÷60=
430÷60=
370÷50=
402÷50=
561÷90=
421÷90=
330÷80=
255÷80=
450÷60=
$\begin{array}{r} 7\\ 60\enclose{longdiv} {450}\\ 420\\ \hline 30\end{array} $,450÷60=7……30
430÷60=
$\begin{array}{r} 7\\ 60\enclose{longdiv} {430}\\ 420\\ \hline 10\end{array} $,430÷60=7……10
370÷50=
$\begin{array}{r} 7\\ 50\enclose{longdiv} {370}\\ 350\\ \hline 20\end{array} $,370÷50=7……20
402÷50=
$\begin{array}{r} 8\\ 50\enclose{longdiv} {402}\\ 400\\ \hline 2\end{array} $,402÷50=8……2
561÷90=
$\begin{array}{r} 6\\ 90\enclose{longdiv} {561}\\ 540\\ \hline 21\end{array} $,561÷90=6……21
421÷90=
$\begin{array}{r} 4\\ 90\enclose{longdiv} {421}\\ 360\\ \hline 61\end{array} $,421÷90=4……61
330÷80=
$\begin{array}{r} 4\\ 80\enclose{longdiv} {330}\\ 320\\ \hline 10\end{array} $,330÷80=4……10
255÷80=
$\begin{array}{r} 3\\ 80\enclose{longdiv} {255}\\ 240\\ \hline 15\end{array} $,255÷80=3……15
答案:
$\begin{array}{r} 7\\ 60\enclose{longdiv} {450}\\ 420\\ \hline 30\end{array} $,450÷60=7……30
$\begin{array}{r} 7\\ 60\enclose{longdiv} {430}\\ 420\\ \hline 10\end{array} $,430÷60=7……10
$\begin{array}{r} 7\\ 50\enclose{longdiv} {370}\\ 350\\ \hline 20\end{array} $,370÷50=7……20
$\begin{array}{r} 8\\ 50\enclose{longdiv} {402}\\ 400\\ \hline 2\end{array} $,402÷50=8……2
$\begin{array}{r} 6\\ 90\enclose{longdiv} {561}\\ 540\\ \hline 21\end{array} $,561÷90=6……21
$\begin{array}{r} 4\\ 90\enclose{longdiv} {421}\\ 360\\ \hline 61\end{array} $,421÷90=4……61
$\begin{array}{r} 4\\ 80\enclose{longdiv} {330}\\ 320\\ \hline 10\end{array} $,330÷80=4……10
$\begin{array}{r} 3\\ 80\enclose{longdiv} {255}\\ 240\\ \hline 15\end{array} $,255÷80=3……15
$\begin{array}{r} 7\\ 60\enclose{longdiv} {430}\\ 420\\ \hline 10\end{array} $,430÷60=7……10
$\begin{array}{r} 7\\ 50\enclose{longdiv} {370}\\ 350\\ \hline 20\end{array} $,370÷50=7……20
$\begin{array}{r} 8\\ 50\enclose{longdiv} {402}\\ 400\\ \hline 2\end{array} $,402÷50=8……2
$\begin{array}{r} 6\\ 90\enclose{longdiv} {561}\\ 540\\ \hline 21\end{array} $,561÷90=6……21
$\begin{array}{r} 4\\ 90\enclose{longdiv} {421}\\ 360\\ \hline 61\end{array} $,421÷90=4……61
$\begin{array}{r} 4\\ 80\enclose{longdiv} {330}\\ 320\\ \hline 10\end{array} $,330÷80=4……10
$\begin{array}{r} 3\\ 80\enclose{longdiv} {255}\\ 240\\ \hline 15\end{array} $,255÷80=3……15
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