Propietat distributiva, factor comú i combinades

Propietat distributiva, factor comú i combinades

7th Grade

14 Qs

quiz-placeholder

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Propietat distributiva, factor comú i combinades

Propietat distributiva, factor comú i combinades

Assessment

Quiz

Mathematics

7th Grade

Practice Problem

Hard

Created by

David Mas

Used 90+ times

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

Si calculo aquesta operació aplicant la propietat distributiva, quina és la opció correcta?
7 · (3 + 4) =

7 · 3 + 4 = 21 + 4 = 25
7 · 7 = 49
7 · 3 + 7 · 4 = 21 + 28 = 49
7 + 4 · 3 = 7 + 12 = 19

2.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Quina propietat estem aplicant?
7 · 5 = 5 · 7

element neutre
associativa
distributiva
commutativa

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Quina propietat estem aplicant?
8 · 1 = 8

associativa
distributiva
element neutre
commutativa

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Quina propietat hem aplicat en aquesta operació?
7 x (4 + 2) = 7 x 4 + 7 x 2 = 28 + 14 = 42

distributiva
commutativa
element neutre
associativa

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Si vull resoldre aquesta operació aplicant la propietat distributiva, quina és la opció correcta?
7 x ( 6 – 2 ) =

7 - 7 x 2 = 7 - 14 = -7
7 x 6 - 7 x 2 = 42 - 14 = 28
7 · 2 - 6 = 14 - 6 = 8
4 x 7 = 28

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Com he realitzat aquesta operació?
7 · 4 + 7 · 3 – 7 · 2 = 7 · (4 + 3 – 2) = 7 · 5 = 35

Aplicant la propietat distributiva
Traient el factor comú
Aplicant la propietat commutativa

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Si vull resoldre aquesta operació traient el factor comú, quina és la opció correcta?
9 · 6 + 9 · 5 – 9 · 4 =

= 9 · ( 6 + 5 + 4 ) = 9 · 15 = 135
= 54 + 45 - 36 = 63
= 9 · ( 6 + 5 - 4 ) = 9 · 7 = 63
= 9 · 6 + 5 - 4= 54 + 5 - 4 = 55

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