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7°C - Subtração de números inteiros

Authored by Andre Macedo

Mathematics

University

Used 54+ times

7°C - Subtração de números inteiros
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8 questions

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1.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

 4(7)=4-\left(-7\right)=  

3

4

-3

11

-11

2.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

 (10)(+3)=\left(-10\right)-\left(+3\right)=  

-7

7

-13

10

3

3.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

 (15)(8)=\left(-15\right)-\left(-8\right)=  

7

8

-7

-23

+23

4.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

 (+5)(+9)=\left(+5\right)-\left(+9\right)=  

14

-14

-4

4

2

5.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

A medida de temperatura era de 14°C e baixou 16°C. Qual a temperatura final?

-16°C

-2°C

-6°C

2°C

6.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

A medida de temperatura era de -9°C e diminuiu 7 graus. Qual a temperatura final?

-9°C

-2°C

-16°C

2°C

7.

MULTIPLE CHOICE QUESTION

10 mins • 1 pt

Eduardo tinha um saldo 200 reais no banco e fez uma retirada de 350 reais. Qual o novo saldo de Eduardo?

-100 reais

-150 reais

150 reais

50 reais

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