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4C专题25植树问题(一)

Authored by Asmo Teacher

Mathematics

5th Grade

Used 1+ times

4C专题25植树问题(一)
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

请作答。

(10 ÷  2 )x  50 = 250

(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

Media Image

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

Media Image

请作答。

1341棵

1342棵

1343棵

1344棵

Answer explanation

Media Image

2010米 ÷ 3 米 = 670段

670 + 1 = 671 棵

671 x 2 = 1342 棵

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

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

Media Image

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

Media Image

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 BLANKS QUESTION

1 min • 1 pt

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请作答。

(a)  

Answer explanation

3-1=2(段)2x3分钟=6分钟(三根要举六次)3x6=18(分钟)

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