《2025年口算训练三年级数学下册北师大版升级版》

$0 \times 5 =$ $7 \times 0 =$ $0 + 3 =$
$0 \div 2 =$ $4 \times 0 =$ $0 \div 1 =$
$0 \times 0 =$ $6 \times 0 =$ $0 \div 7 =$
$2 \times 0 =$ $25 \times 0 =$ $0 \times 40 =$

答案：

$603 \div 3 =$ $804 \div 2 =$ $707 \div 7 =$
$\begin{array}{r}3\enclose{longdiv}{603}\end{array}$ $\begin{array}{r}2\enclose{longdiv}{804}\end{array}$ $\begin{array}{r}7\enclose{longdiv}{707}\end{array}$
$260 \div 2 =$ $560 \div 4 =$ $720 \div 3 =$
$\begin{array}{r}2\enclose{longdiv}{260}\end{array}$ $\begin{array}{r}4\enclose{longdiv}{560}\end{array}$ $\begin{array}{r}3\enclose{longdiv}{720}\end{array}$

答案：

用4、2、0、6组成三位数除以一位数的算式。(每个数字只能用一次)
商最大的算式：____________________
商最小的算式：____________________

答案：