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math

Authored by anna chiara d'auria

Mathematics

1st Grade

Used 1+ times

math
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22 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

0.03 è

3/10

3x 10−2 10^{-2\ }

3x 10−310^{-3}

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3x 10610^6 è

3000000

30000000

300000

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3x2 significa

2+2+2

3x2x2

3x3

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

3*2 significa

per

elevato

potenza

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

(2+3):(7 ⋅2\cdot2 )

5/14

10/7

13

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

scomponi in fattori primi il numero 320

24 ⋅52^{4\ }\cdot5

27⋅52^7\cdot5

26⋅52^6\cdot5

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

-3 è un numero naturale?

falso

vero

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