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七、四（1）班要选班长了，下面是全班的选举情况。
1. 用你喜欢的方式统计出本次选举的结果。
2. 试着完成下面的统计图。
3. (
4. 请你再提出一个数学问题并解答。
53
1. 用你喜欢的方式统计出本次选举的结果。
2. 试着完成下面的统计图。
3. (
李丹
)应该当选为班长。4. 请你再提出一个数学问题并解答。
53
答案
3. 李丹
算一算
$0.1 + 0.1 =$
$0.5 × 2 =$
$0.9 × 2 =$
$0.1 × 2 =$
$0.8 × 2 =$
$0.7 × 2 =$
$0.6 × 0.6 =$
$0.8 × 3 =$
$0.8 × 8 =$
$0.6 × 3 =$
$0.1 + 0.1 =$
$0.5 × 2 =$
$0.9 × 2 =$
$0.1 × 2 =$
$0.8 × 2 =$
$0.7 × 2 =$
$0.6 × 0.6 =$
$0.8 × 3 =$
$0.8 × 8 =$
$0.6 × 3 =$
答案
0.1 + 0.1 = 0.2
0.5 × 2 = 1
0.9 × 2 = 1.8
0.1 × 2 = 0.2
0.8 × 2 = 1.6
0.7 × 2 = 1.4
0.6 × 0.6 = 0.36
0.8 × 3 = 2.4
0.8 × 8 = 6.4
0.6 × 3 = 1.8
0.5 × 2 = 1
0.9 × 2 = 1.8
0.1 × 2 = 0.2
0.8 × 2 = 1.6
0.7 × 2 = 1.4
0.6 × 0.6 = 0.36
0.8 × 3 = 2.4
0.8 × 8 = 6.4
0.6 × 3 = 1.8
