Quiz about Prueba de Unidad 7mo Grado

Question 1

$$\left(-5\right)\cdot\left(8\right)=$$

Accepted Answer

-40

Answer

40

Answer

13

Question 2

$$\left(-7\right)\cdot\left(-5\right)$$

Accepted Answer

35

Answer

-35

Answer

12

Answer

-12

Question 3

Calcule $$\left(+7\right)\cdot\left(-2\right)$$

Accepted Answer

-14

Answer

-9

Answer

14

Answer

$$5$$

Question 4

Calcule $$\left(-8\right)\cdot\left(0\right)\cdot\left(5\right)$$

Accepted Answer

0

Answer

40

Answer

-40

Answer

-13

Question 5

Calcular el valor de $$\left(+7\right)\cdot\left(-4\right)\cdot\left(-3\right)$$

Accepted Answer

84

Answer

-84

Answer

14

Answer

-14

Question 6

Calcule el valor de $$\left(-3\right)\cdot\left(+1\right)\cdot\left(-1\right)\cdot\left(-2\right)$$

Accepted Answer

-6

Answer

6

Answer

7

Answer

-7

Question 7

$$\left(-4\right)^2$$

Accepted Answer

16

Answer

-8

Answer

8

Answer

-16

Question 8

$$\left(-2\right)^3$$

Accepted Answer

-8

Answer

-6

Answer

8

Answer

6

Question 9

Calcule $$\left(-2.1\right)\cdot\left(-2\right)$$

Accepted Answer

$$4.2$$

Answer

$$6$$

Answer

$$-4.2$$

Answer

$$-10$$

Question 10

Calcule $$63\div9$$

Accepted Answer

$$7$$

Answer

$$0$$

Answer

$$-7$$

Answer

$$72$$

Question 11

$$-18\div\left(-6\right)$$

Accepted Answer

$$3$$

Answer

$$21$$

Answer

$$-3$$

Answer

$$12$$

Question 12

$$\left(-\frac{2}{7}\right)+\left(-\frac{6}{7}\right)$$ ?

Accepted Answer

$$-\frac{8}{7}$$

Answer

$$\frac{4}{7}$$

Answer

$$-\frac{4}{7}$$

Answer

$$\frac{8}{7}$$

Question 13

$$\left(+4\right)\cdot\left(6\right)+\left(-3\right)$$

Accepted Answer

$$+21$$

Answer

$$+9$$

Answer

$$8.9$$

Question 14

$$5\cdot\left(9-\left(17-6\right)\right)$$

Accepted Answer

$$-10$$

Answer

$$10$$

Answer

$$8$$

Answer

$$-\frac{8}{7}$$

Question 15

$$\left(-5\right)-\left(-21\right)$$

Accepted Answer

$$16$$

Answer

$$-26$$

Answer

$$26$$

Answer

$$-16$$

Prueba de Unidad 7mo Grado

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