Scroll:Operations >> Add, subtract, multiply and divide integers >> mcq (4108)


Written Instructions:

For each Multiple Choice Question (MCQ), four options are given. One of them is the correct answer. Make your choice (1,2,3 or 4). Write your answers in the brackets provided..

For each Short Answer Question(SAQ) and Long Answer Question(LAQ), write your answers in the blanks provided.

Leave your answers in the simplest form or correct to two decimal places.



 

1)  

 Is 768 ÷ 16 positive or negative




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2)  

 Is -330 ÷ 22 positive or negative




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3)  

 Is -245 ÷ 35 positive or negative




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4)  

Is -2 × -55 positive or negative




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5)  

 Is 112 ÷ 16 positive or negative




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6)  

 Is -720 ÷ 40 positive or negative




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7)  

 Is -528 ÷ 12 positive or negative




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8)  

Is -1 × -50 positive or negative




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9)  

 Is 851 ÷ 37 positive or negative




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10)  

 Is -644 ÷ 7 positive or negative




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1)  

 Is 768 ÷ 16 positive or negative



Answer: 1


SOLUTION 1 :

Remember:

When 2 integers have the same sign, the quotient is positive:
positive ÷ positive = positive
negative ÷ negative = positive

When 2 integers have different signs, the quotient is negative:
positive ÷ negative = negative
negative ÷ positive = negative

Solve:

 768 is positive. 16 is positive. Use the rule:

 positive ÷ positive = positive

So, 768 ÷ 16 is positive.

Now check your answer by doing the maths.

768 ÷ 16 = 48

Yes, the answer is positive.

 



2)  

 Is -330 ÷ 22 positive or negative



Answer: 1


SOLUTION 1 :

Remember:

When 2 integers have the same sign, the quotient is positive:
positive ÷ positive = positive
negative ÷ negative = positive

When 2 integers have different signs, the quotient is negative:
positive ÷ negative = negative
negative ÷ positive = negative

Solve:

-330 is negative. 22 is positive. Use the rule:

negative ÷ positive = negative


So, -330 ÷ 22 is negative.

Now check your answer by doing the maths.

-330 ÷ 22 = -15


Yes, the answer is negative.



3)  

 Is -245 ÷ 35 positive or negative



Answer: 1


SOLUTION 1 :

Remember:

When 2 integers have the same sign, the quotient is positive:
positive ÷ positive = positive
negative ÷ negative = positive

When 2 integers have different signs, the quotient is negative:
positive ÷ negative = negative
negative ÷ positive = negative

Solve:

-245 is negative. 35 is positive. Use the rule:

negative ÷ positive = negative


So, -245 ÷ 35 is negative.

Now check your answer by doing the maths.

-245 ÷ 35 = -7


Yes, the answer is negative.



4)  

Is -2 × -55 positive or negative



Answer: 2


SOLUTION 1 :

Remember:

When 2 integers have the same sign, the product is positive:
positive × positive = positive
negative × negative = positive

When 2 integers have different signs, the product is negative:
positive × negative = negative
negative × positive = negative

Solve:

-2 is negative. -55 is negative. Use the rule:

negative × negative = positive

So, -2 × -55 is positive.

 

Now check your answer by doing the maths.

-2 × -55 = 110

Yes, the answer is positive.

 



5)  

 Is 112 ÷ 16 positive or negative



Answer: 1


SOLUTION 1 :

Remember:

When 2 integers have the same sign, the quotient is positive:
positive ÷ positive = positive
negative ÷ negative = positive

When 2 integers have different signs, the quotient is negative:
positive ÷ negative = negative
negative ÷ positive = negative

Solve:

 112 is positive. 16 is positive. Use the rule:

 positive ÷ positive = positive

So, 112 ÷ 16 is positive.

Now check your answer by doing the maths.

112 ÷ 16 = 7

Yes, the answer is positive.

 



6)  

 Is -720 ÷ 40 positive or negative



Answer: 2


SOLUTION 1 :

Remember:

When 2 integers have the same sign, the quotient is positive:
positive ÷ positive = positive
negative ÷ negative = positive

When 2 integers have different signs, the quotient is negative:
positive ÷ negative = negative
negative ÷ positive = negative

Solve:

-720 is negative. 40 is positive. Use the rule:

negative ÷ positive = negative


So, -720 ÷ 40 is negative.

Now check your answer by doing the maths.

-720 ÷ 40 = -18


Yes, the answer is negative.



7)  

 Is -528 ÷ 12 positive or negative



Answer: 1


SOLUTION 1 :

Remember:

When 2 integers have the same sign, the quotient is positive:
positive ÷ positive = positive
negative ÷ negative = positive

When 2 integers have different signs, the quotient is negative:
positive ÷ negative = negative
negative ÷ positive = negative

Solve:

-528 is negative. 12 is positive. Use the rule:

negative ÷ positive = negative


So, -528 ÷ 12 is negative.

Now check your answer by doing the maths.

-528 ÷ 12 = -44


Yes, the answer is negative.



8)  

Is -1 × -50 positive or negative



Answer: 1


SOLUTION 1 :

Remember:

When 2 integers have the same sign, the product is positive:
positive × positive = positive
negative × negative = positive

When 2 integers have different signs, the product is negative:
positive × negative = negative
negative × positive = negative

Solve:

-1 is negative. -50 is negative. Use the rule:

negative × negative = positive

So, -1 × -50 is positive.

 

Now check your answer by doing the maths.

-1 × -50 = 50

Yes, the answer is positive.

 



9)  

 Is 851 ÷ 37 positive or negative



Answer: 1


SOLUTION 1 :

Remember:

When 2 integers have the same sign, the quotient is positive:
positive ÷ positive = positive
negative ÷ negative = positive

When 2 integers have different signs, the quotient is negative:
positive ÷ negative = negative
negative ÷ positive = negative

Solve:

 851 is positive. 37 is positive. Use the rule:

 positive ÷ positive = positive

So, 851 ÷ 37 is positive.

Now check your answer by doing the maths.

851 ÷ 37 = 23

Yes, the answer is positive.

 



10)  

 Is -644 ÷ 7 positive or negative



Answer: 1


SOLUTION 1 :

Remember:

When 2 integers have the same sign, the quotient is positive:
positive ÷ positive = positive
negative ÷ negative = positive

When 2 integers have different signs, the quotient is negative:
positive ÷ negative = negative
negative ÷ positive = negative

Solve:

-644 is negative. 7 is positive. Use the rule:

negative ÷ positive = negative


So, -644 ÷ 7 is negative.

Now check your answer by doing the maths.

-644 ÷ 7 = -92


Yes, the answer is negative.