nguyên số

nguyên số

2nd Grade

20 Qs

quiz-placeholder

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nguyên số

nguyên số

Assessment

Quiz

Mathematics

2nd Grade

Practice Problem

Hard

Created by

Lợi Phùng

Used 36+ times

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20 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tìm x biết x + 7 = 4

x = -3

x = 11

x = -11

x = 3

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Số nguyên x nào dưới đây thỏa mãn x – 8 = 20

x = 12

x = 28

x = 160

x = -28

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Có bao nhiêu số nguyên x sao cho x - 10 = 118

0

2

1

3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tìm số nguyên x biết, x – 43 = (35 – x) – 48

x = 15

Không có giá trị x thỏa mãn.

x = 30

x = -30

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tổng các số nguyên x thỏa mãn |7-x| + (-31) = -21 là:

-3

14

17

20

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Kết quả của phép tính (-125).8 là:

1000

-1000

-100

100

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Chọn câu sai:

(-5). 25 = -125

6.(-15) = -90

125.(-20) = -250

225.(-18) = -4050

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