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Phần mềm toán học - Cộng hai số nguyên cùng dấu

Authored by Nghiem Thuy

Mathematics

2nd Grade

Used 2+ times

Phần mềm toán học - Cộng hai số nguyên cùng dấu
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tính tổng: 3 + 51

27

81

10

54

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tìm x biết x= (+17)+2. vậy x=?

37

29

15

19

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tìm x biết: 126 + x= 180. vậy x=?

54

-54

-72

180

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tính tổng: 90+ (+810)

+900

720

-900

-710

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tính tổng: (+124)+(+85)

-93

39

-209

209

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tìm x biết: (-6)+ x= -9. vậy x=?

3

-3

15

-15

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Tính tổng: (-31)+(-62)

-39

-93

31

-35

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