1.直接写出得数。(每题 1★)
$9÷9=$
$90-74=$
$3×9=$
$7×5=$
$8×3=$
$30÷5=$
$24+53=$
$49÷7=$
$83+13=$
$6÷2=$
$70-25=$
$21÷3=$
$4×8=$
$25÷5=$
$69+18=$
$81-51=$
$5×3=$
$9÷3=$
$42÷6=$
$14+76=$
$7×4=$
$35÷5=$
$8÷4=$
$82-42=$
$2×5=$
$7÷1=$
$8×2=$
$63÷7÷3=$
$2×4×6=$
$30÷5×7=$

1.1 16 27 35 24 6
77 7 96 3 45 7
32 5 87 30 15 3
7 90 28 7 2 40
10 7 16 3 48 42

2.用竖式计算。（每题 3 ★）
$36+26=$
$54-29=$
$19+43=$
$\begin{array}{r} +\quad\quad\quad\\ \hline\end{array}$
$\begin{array}{r} -\quad\quad\quad\\ \hline\end{array}$
$\begin{array}{r} +\quad\quad\quad\\ \hline\end{array}$
$71-36=$
$27+38=$
$45-18=$

2.62 25 62 35 65 27(竖式略)