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南一國小數學4下ch1-2

Authored by 數學 南一

Mathematics

4th Grade

Used 32+ times

南一國小數學4下ch1-2
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

49×3=147,49×50=2450,49×700=34300,計算49×753=?

147+2450

2450+34300

147+2450+34300

34300-2450-147

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

計算44×400=?

15600

16600

17600

18600

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

計算27×600=?

13200

14200

15200

16200

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

「99×900」是「99×30」的幾倍?

600倍

300倍

30倍

3倍

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

計算35×300=?

1050

10500

105000

1005000

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

在一個整數後面補兩個0,其數值有什麼改變?

變成100倍

變成10倍

不變

不一定

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

計算32×500=?

16000

1600

1600000

16000000

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