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中22章文字式2

中22章文字式2

Assessment

Presentation

•

Mathematics

•

6th Grade

•

Practice Problem

•

Medium

Created by

Moeh Mishima

Used 4+ times

FREE Resource

10 Slides • 36 Questions

1

文字式2

By Moeh Mishima

2

まずは単語を覚えましょう〜

​項は記号で結ばれてるもの、係数は数字の部分

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3

Multiple Select

4x+y4x+y の項は?全部答えてね。

1

4x

2

4

3

y

4

+1

4

Fill in the Blanks

4x+y4x+y のxとyの係数は?

答え方の例:5,1/2

Type answer...

5

Multiple Select

7x−2y7x-2y の項は?全部答えてね。

1

7

2

7x

3

2y

4

-2y

6

Fill in the Blanks

7x−2y7x-2y のxとyの係数は?

答え方の例:5,1/2

Type answer...

7

Multiple Select

−x+23y+5-x+\frac{2}{3}y+5 の項は?全部答えてね。

1

2/3

2

5

3

2/3y

4

-x

8

Fill in the Blanks

−x+23y+5-x+\frac{2}{3}y+5 のxとyの係数は?

答え方の例:5,1/2

Type answer...

9

Multiple Select

5a−b4−135a-\frac{b}{4}-\frac{1}{3} の項は?全部答えてね。

1

-1/3

2

-1/4

3

5a

4

-b/4

10

Fill in the Blanks

5a−b4−135a-\frac{b}{4}-\frac{1}{3} のaとbの係数は?

答え方の例:5,1/2

Type answer...

11

⭕️ 4x
⭕️2x+1
⭕️ 5x+7x

累乗や他の文字があっては1次式にはなりません。

文字が1タイプしかない=1次式

12

前回の復習

足し算と引き算は同じ種類の文字でしよう


❌ x+y=xy   ⭕️ x+y=x+y

❌ x+x+y=xxy   ⭕️ 2x+y

13

Fill in the Blanks

8x+6−3x−38x+6-3x-3

Type answer...

14

Fill in the Blanks

5x−2−4x+85x-2-4x+8

Type answer...

15

Fill in the Blanks

6x−7+3x−26x-7+3x-2

Type answer...

16

Fill in the Blanks

6a−4−5a+16a-4-5a+1

Type answer...

17

​1次式同士を+、ーできる!

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18

Fill in the Blanks

(4a+5)+(3a−1)\left(4a+5\right)+\left(3a-1\right)

Type answer...

19

Fill in the Blanks

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Type answer...

20

Fill in the Blanks

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Type answer...

21

Fill in the Blanks

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Type answer...

22

同じように…

マイナスの引き算のとき

1次式の引き算は注意!
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23

Fill in the Blanks

(9a+7)−(2a+3)\left(9a+7\right)-\left(2a+3\right)

Type answer...

24

Fill in the Blanks

(x−4)−(−2x−3)\left(x-4\right)-\left(-2x-3\right)

Type answer...

25

Fill in the Blanks

(6x−3)−(4x+5)\left(6x-3\right)-\left(4x+5\right)

Type answer...

26

Fill in the Blanks

(−2b−9)−(b+2)\left(-2b-9\right)-\left(b+2\right)

Type answer...

27

文字の掛け算は普通!

​数字は数字と、文字は文字と掛け算する

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28

Fill in the Blanks

4a×24a\times2

Type answer...

29

Fill in the Blanks

8×3n8\times3n

Type answer...

30

Fill in the Blanks

(−x)×5\left(-x\right)\times5

Type answer...

31

Fill in the Blanks

15y×5\frac{1}{5}y\times5

Type answer...

32

1次式の掛け算は分配法則

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33

Fill in the Blanks

4(a+2)4\left(a+2\right)

Type answer...

34

Fill in the Blanks

3(2x−1)3\left(2x-1\right)

Type answer...

35

Fill in the Blanks

(2x−5)×(−3)\left(2x-5\right)\times\left(-3\right)

Type answer...

36

Fill in the Blanks

−(6a−9)-\left(6a-9\right)

Type answer...

37

Fill in the Blanks

−4(c+5)-4\left(c+5\right)

Type answer...

38

Fill in the Blanks

12(4x+8)\frac{1}{2}\left(4x+8\right)

Type answer...

39

逆数をとって✖️に変える 

文字の割り算は分数で計算
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40

Fill in the Blanks

12x÷312x\div3

Type answer...

41

Draw

45x÷10\frac{4}{5}x\div10

42

Fill in the Blanks

4x÷234x\div\frac{2}{3}

Type answer...

43

Draw

35y÷(−215)\frac{3}{5}y\div\left(-\frac{2}{15}\right)

44

1次式の➗も必ず✖️に戻す!

​分配法則も忘れずに

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45

Fill in the Blanks

(16a−8)÷(−8)\left(16a-8\right)\div\left(-8\right)

Type answer...

46

Fill in the Blanks

(20x+15)÷5\left(20x+15\right)\div5

Type answer...

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文字式2

By Moeh Mishima

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