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簡易方程(第一堂)

Authored by Maths Maths

Mathematics

1st - 5th Grade

Used 10+ times

簡易方程(第一堂)
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10 questions

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1.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

以下哪些是代數式?

a+5

49÷7

20-6=14

21-c

Answer explanation

一個含有未知量的算式,稱為代數式。

2.

MULTIPLE SELECT QUESTION

45 sec • 1 pt

以下哪些是方程式?

Media Image

29 × w

66k=11

3a>18

Answer explanation

含有未知量的等式,稱為方程式。

3.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

以下哪一項正確表示「​ 5乘以y加上9」?

5y+9

y5+9

9-y÷5

5×9=y

Answer explanation

利用空白或「.」來表示數乘以代數或代數乘以代數,一般數字會寫在字母前面。

4.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

以下哪一項表示m的3倍減去9?

m3-9

3m-9

Media Image
Media Image

Answer explanation

5.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

以下哪一項表示「w除以6加上20」?

Media Image
Media Image
Media Image
Media Image

Answer explanation

除法大多會用分數的方式表示。

6.

MULTIPLE CHOICE QUESTION

45 sec • 2 pts

Media Image

請用代數式表示。

Media Image

5q-4

5q+4

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7.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

以下哪一項表示「8加上x等於12」?

12-8=x

12-x=8

8+x =12

8+12=x

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