四、解决问题
★信息窗3-2
建议用时:6分钟
实际用时:分钟
63÷9 =
96-38 =
76÷8 =
67-9 =
53+46 =
4×7 =
5+90 =
9×8 =
56+38 =
52-17 =
31÷4 =
5×2 =
480-8 =
21÷3 =
51+38 =
37÷4 =
4×8 =
27÷9 =
56÷7 =
30+67 =
4×6 =
40÷7 =
27+36 =
24÷8 =
35÷6 =
80-64 =
81-18 =
62÷7 =
300+70 =
7+30 =
3×2 =
280-70 =
76+5 =
57+36 =
280+70 =
81÷9 =
27+45 =
790-30 =
80-42 =
81-47 =
250+120 =
5×8 =
50+140 =
900+100 =
56÷8 =

$63÷9=7$
$96-38=58$
$76÷8=9······4$
$67-9=58$
$53+46=99$
$4×7=28$
$5+90=95$
$9×8=72$
$56+38=94$
$52-17=35$
$31÷4=7······3$
$5×2=10$
$480-8=472$
$21÷3=7$
$51+38=89$
$37÷4=9······1$
$4×8=32$
$27÷9=3$
$56÷7=8$
$30+67=97$
$4×6=24$
$40÷7=5······5$
$27+36=63$
$24÷8=3$
$35÷6=5······5$
$80-64=16$
$81-18=63$
$62÷7=8······6$
$300+70=370$
$7+30=37$
$3×2=6$
$280-70=210$
$76+5=81$
$57+36=93$
$280+70=350$
$81÷9=9$
$27+45=72$
$790-30=760$
$80-42=38$
$81-47=34$
$250+120=370$
$5×8=40$
$50+140=190$
$900+100=1000$
$56÷8=7$

拓展园地
几名同学参加植树活动，如果每人分5棵树苗，刚好分完；如果每人分8棵树苗，则少18棵。一共有多少名同学参加植树活动？

6名