4C专题25植树问题(一)

Quiz
•
Mathematics
•
5th Grade
•
Hard
Asmo Teacher
Used 1+ times
FREE Resource
8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
请作答。
(10 ÷ 2 )x 50 = 250米
(10 ÷ 2 - 1) x 50 = 200米 (前后都有埋设路灯杆)
(10 ÷ 2 -2 )x 50 = 150米
(10 ÷ 2 - 3 )x 50 = 100米
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
请作答。
82根
83根
84根
85根
Answer explanation
10 ÷ 2 = 5根 (每边路有5根)
5 - 1 = 4 段 (每边路有4段)
4 x 50米 = 200米
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
请作答。
1341棵
1342棵
1343棵
1344棵
Answer explanation
2010米 ÷ 3 米 = 670段
670 + 1 = 671 棵
671 x 2 = 1342 棵
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
请作答。
86-1-1-1=83段
83 x 15米 = 1245米
86-1-1=84段
84 x 15米 = 1260米
86-1=85段
85 x 15米 = 1275米
86 x 15米 = 1290米
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
请作答。
10-1-1-1=7段
7 x 50步=350步
10-1-1=8段
8 x 50步=400步
10+1=11段
11 x 50步=550步
10-1=9段
9 x 50步=450步
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
请作答。
100米÷10米=10面
100米÷10米=10面
10+10=20面
100米x10米=1000米
100米x10米=1000米
1000米÷10米=10面
7.
FILL IN THE BLANK QUESTION
1 min • 1 pt
请作答。
Answer explanation
3-1=2(段)2x3分钟=6分钟(三根要举六次)3x6=18(分钟)
8.
MATCH QUESTION
1 min • 1 pt
Match the following
1
一根木料,锯成3段需要10分钟,
5
锯成3段需要锯2次,
4
现在要将木头锯成5段,
3
需要锯4次,那么需要时间为4×5=20分钟。
2
一共需要10分钟,所以每锯一次需要10÷2=5分钟,
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