esercitazione numeri razionali e percentuali

esercitazione numeri razionali e percentuali

8th Grade

25 Qs

quiz-placeholder

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esercitazione numeri razionali e percentuali

esercitazione numeri razionali e percentuali

Assessment

Quiz

Mathematics

8th Grade

Practice Problem

Hard

CCSS
7.RP.A.3, 7.RP.A.2, 7.EE.B.3

Standards-aligned

Created by

Silvia Formaggia

Used 14+ times

FREE Resource

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25 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

(-2/5)2 vale

4/10

-4/10

4/25

-4/25

2.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

2-3

(- 1/2 )3

(1/2)3

1/6

(-1/8)

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

32 + 33

35

-37

36

36

4.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Quali fra queste è una proporzione corretta?

2:9=9:3

2:3=8:12

5:7=14:7

1:3=2:3

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Esprimi sotto forma di percentuale il numero decimale 0,4

4%

40%

400%

0,4%

Tags

CCSS.7.EE.B.3

CCSS.7.RP.A.3

6.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Quanto vale il valore di x nella seguente proporzione 7:6=49:x?

12
18
36
42

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

A una scuola di ballo si sono iscritte 120 persone; il 20% frequentano i corsi di ballo liscio. In quanti frequentano i corsi di liscio?

24

12

30

20

Tags

CCSS.7.RP.A.2

CCSS.7.RP.A.3

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