Ôn tập số thập phân

Ôn tập số thập phân

6th - 8th Grade

16 Qs

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Ôn tập số thập phân

Ôn tập số thập phân

Assessment

Quiz

Mathematics

6th - 8th Grade

Medium

Created by

Tuấn Hoàng

Used 2+ times

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16 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tính  5,285 - (-3,145)

-8,43

8.43

-2.14

2.14

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tìm x biết: x - 6,35 = 3,85

x = 10,3

x = 10,1

x = 10,2

x = 10,4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tìm x biết: x.2,8 = -9,52

x = 3,4

x = -3,4

x = 4.3

x = -4.3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Phép tính nào cho kết quả nào đúng ?

A. (-2,586) + 54,253 = 51,667

B. 56,21 + (-100,85) = 44,64

C. (-125,33) + (-56,365) = 181,695

D. Đúng

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Phép tính cho kết quả nào sai ?

A. 25,64 - 39,562 = -13,922

B. 125,349 - (-62,5) = 187,849

C. 78,52 - 25,24 = -53,28

D. Sai

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tìm x biết: 4,5.x + 1,6 = 11,95

x = 1,3

x = -2.3

x = -1,3

x = 2,3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

-x : 2,5 + 2,24 = 5,4

x = -7,9

x = 9,7

x = 7,9

x = -9,7

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