Properties of Addition and Subtraction

Q.

What is the smallest negative integer?

Q.

The associative property is applicable to:-

1. Addition and subtraction

2. Multiplication and division

3. addition and multiplication

4. subtraction and division​

Q. What is the identity element for addition of integers?

1. 0
2. -1
3. 2
4. 1

Q. Use the formula to find the factors.

(1) x² – y²

Q.

Associative property holds good for only $3$ numbers. Say true or false.

1. True

2. False

Q. Find the result when

(i) the sum of the first four positive integers is multiplied by the sum of all integers from -2 to 2 .

Q. The sum of additive inverse of 5 and additive inverse of -2 is

1. -3
2. $\frac{-3}{10}$
3. 3
4. -7

Q. Commutative property states that while adding numbers, changing the order will affect the sum.

1. True
2. False

Q.

What will be the integer which is 8 more than its additive inverse?

Q.

Write the additive inverse of the following.

$-15$

Q.

Multiply and reduce to lowest form (if possible):

(i) (ii) (iii)

(iv) (v) (vi)

(vii)

Q.

Give an example for commutative property of multiplication.

Q.

Give three examples of each of the following properties of whole numbers.

Commutative property of addition.

Q. With respect to the associative property of numbers, which of the following is valid?

1. Integers

2. Whole numbers

3. Rational numbers

4. None of these

Q.

Among the following, the greatest negative integer is:

1. It is the smallest negative integer!

2. It is the largest negative integer!

3. Everybody is king here!

4. -1 is very very very rich!

Q.

What is difference between the additive and multiplitive inverse?

Q.

Simplify the following.

$25+15-0\times \left(22\times 15of17\right)÷20+\overline{6-2}$

Q.

Verify the associative property of the addition

$2+(-3)+(-4)$

Q.

Question 28

Fill in the blanks to make the statement true.

- a - b - c is same as - a - ( ___ ).

Q.

Additive inverse of a number x added to itself gives

1. -2x

2. -x

3. 0

4. x

Q.

Indicate whether the following are true or false.

The largest integer is $9999$.

1. True
2. False

Q.

Write the additive inverse of the following.

$8$

Q.

The smallest positive integer is-

1. $0$

2. $1$

3. $9$

4. $100$

Q.

Write the additive inverse of the following.

$-201$

Q.

If x ×(-1)=-36, is x positive or negative.

Q.

Convert 5 into base-5 system.

Q.

Write the opposite of $+71$.

Q.

Write the additive inverse (opposite) and work out the sum of the given integers and its additive inverse:

$-215$

Q.

Identify the following property and verify it by using $a=3,b=2,c=5$

• $(a+b)+c=a+(b+c)$

Q.

The additive inverse of an integer x is given by -x.

Therefore, the additive inverse of -10 is -(-10) = 10

1. False

2. True