分一分
$\begin{array}{c}\boxed{5}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\end{array}$
$\begin{array}{c}\boxed{5}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\end{array}$
答案:
$\begin{array}{c}\boxed{5}\\ \boxed{1}\quad\boxed{4}\\ \boxed{2}\quad\boxed{3}\\ \boxed{3}\quad\boxed{2}\\ \boxed{4}\quad\boxed{1}\end{array}$
分一分
$\begin{array}{c}\boxed{4}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\end{array}$
$\begin{array}{c}\boxed{4}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\end{array}$
答案:
$\begin{array}{c}\boxed{4}\\ \boxed{1}\quad\boxed{3}\\ \boxed{2}\quad\boxed{2}\\ \boxed{3}\quad\boxed{1}\end{array}$
分一分
$\begin{array}{c}\boxed{3}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\end{array}$
$\begin{array}{c}\boxed{3}\\ \boxed{}\quad\boxed{}\\ \boxed{}\quad\boxed{}\end{array}$
答案:
$\begin{array}{c}\boxed{3}\\ \boxed{1}\quad\boxed{2}\\ \boxed{2}\quad\boxed{1}\end{array}$
想一想,画一画
2+1=( )
$\boxed{\quad\quad\quad\quad\quad}$
2+1=( )
$\boxed{\quad\quad\quad\quad\quad}$
答案:
3
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想一想,画一画
3+2=( )
$\boxed{\quad\quad\quad\quad\quad}$
3+2=( )
$\boxed{\quad\quad\quad\quad\quad}$
答案:
5
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想一想,画一画
1+4=( )
$\boxed{\quad\quad\quad\quad\quad}$
1+4=( )
$\boxed{\quad\quad\quad\quad\quad}$
答案:
5
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想一想,画一画
5-2=( )
$\boxed{\quad\quad\quad\quad\quad}$
5-2=( )
$\boxed{\quad\quad\quad\quad\quad}$
答案:
3
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想一想,画一画
4-3=( )
$\boxed{\quad\quad\quad\quad\quad}$
4-3=( )
$\boxed{\quad\quad\quad\quad\quad}$
答案:
1
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○
想一想,画一画
3-1=( )
$\boxed{\quad\quad\quad\quad\quad}$
3-1=( )
$\boxed{\quad\quad\quad\quad\quad}$
答案:
2
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