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式の乗除

式の乗除

Assessment

Presentation

Mathematics

6th Grade

Practice Problem

Easy

Created by

幸信 山田

Used 16+ times

FREE Resource

4 Slides • 10 Questions

1

​文字式の乗除のコツとは?

2

3

Multiple Choice

6x×(2xy)6x\times\left(-2xy\right)

1

12x2y-12x^2y

2

4x2y4x^2y

3

12xy2-12xy^2

4

Multiple Choice

b×(8ab)-b\times\left(-8ab\right)

1

8ab28ab^2

2

9ab2-9ab^2

3

8a2b8a^2b

5

6

Multiple Choice

(5a)2\left(-5a\right)^2

1

25a225a^2

2

25a2-25a^2

3

10a2-10a^2

4

25a25a

7

Multiple Choice

(8a)2-\left(-8a\right)^2

1

64a2-64a^2

2

64a264a^2

3

16a216a^2

8

9

Multiple Choice

9x23x\frac{-9x^2}{3x}

を約分すると?

1

3x-3x

2

3-3

3

3x3x

10

Multiple Choice

10xy22xy\frac{-10xy^2}{2xy}

を約分すると?

1

5y-5y

2

5-5

3

5xy-5xy

11

Multiple Choice

6x2y÷(2x)-6x^2y\div\left(-2x\right)

1

3xy3xy

2

3y3y

3

3xy-3xy

12

Multiple Choice

25x\frac{2}{5}x の逆数は?

1

52x\frac{5}{2}x

2

52x\frac{5}{2x}

3

5x2\frac{5x}{2}

13

Multiple Choice

85xy2÷25x\frac{8}{5}xy^2\div\frac{2}{5}x

正しい途中式はどれ?

1

8xy2× 5  5  × 2x\frac{8xy^2\times\ 5}{\ \ 5\ \ \times\ 2x}

2

8 × 5x5xy2×2\frac{8\ \times\ 5x}{5xy^2\times2}

3

8xy2×5x5 × 2\frac{8xy^2\times5x}{5\ \times\ 2}

14

Multiple Choice

85xy2÷25x\frac{8}{5}xy^2\div\frac{2}{5}x

1

4y24y^2

2

4x2y24x^2y^2

3

1625y2\frac{16}{25}y^2

​文字式の乗除のコツとは?

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