南一國小數學4下ch4-4

南一國小數學4下ch4-4

4th Grade

10 Qs

quiz-placeholder

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南一國小數學4下ch4-4

南一國小數學4下ch4-4

Assessment

Quiz

Mathematics

4th Grade

Practice Problem

Medium

Created by

數學 南一

Used 45+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

有三個數分別1985、2120和2890,下列敘述何者錯誤

三個數相加後用無條件進入法取概數到百位是7000

三個數相加後用四捨五入法取概數到百位是7000

三個數相加後用無條件捨去法取概數到十位是6900

以上皆錯誤

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

將甲數用四捨五入法取概數到百萬位是73000000,甲數可能是多少?

72511000

72499999

73603256

7399999

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

將800800800以四捨五入法取概數到千位是多少?

800801000

800800000

800800

800000000

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

將314675202以四捨五入法取概數到千位是多少?

314680000

314675000

314675200

314675

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

將804567981以四捨五入法取概數到萬位是多少?

805000000

804600000

804570000

804568000

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

將548713596以四捨五入法取概數到萬位是多少?

550000000

549000000

548700000

548710000

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

將14796325以四捨五入法取概數到百位是多少?

14796300

14796000

14800000

14700000

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