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แบบฝึกหัด การบวก การลบ เอกนาม

Authored by กฤษฎากรณ์ แจ้งสว่าง

Mathematics

8th Grade

Used 22+ times

แบบฝึกหัด การบวก การลบ เอกนาม
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3xy2 + (-7xy2) = ?

10xy2

4xy2

-4xy2

-10xy2

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

14x2 + 31x2 = ?

45x2

17x2

-45x2

-17x2

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(-17mn) + (-6mn) = ?

-11mn

-23mn

23mn

11mn

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(-42y2z) + 56y2z = ?

-14y2z

-98y2z

14y2z

98y2z

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(-30pq) + (-7pq) = ?

23pq

-23pq

37pq

-37pq

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

42st3 - 23st3 = ?

-19st3

19st3

-18st3

18st3

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

18n2 - 29n2 = ?

10n2

-10n2

11n2

-11n2

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