Addition of Integers on Number Line

Q.

Question 16

The statement "When an integer is added to itself, the sum is greater than the integer" is

(a) always true

(b) never true

(c) true only when the integer is positive

(d) true for non-negative integers

Q.

Question 70

Write two distinct integers whose sum is equal to one of the integers.

Q.

Value of expression 1 - 2 + 3 - 4 + 5 is

1. 3

2. zero

3. -3

4. -1

Q.

The sum of two integers is -25. If one of them is 30. Find the other.

1. 5

2. -55

3. 10

4. 55

Q.

$-\left(4\right)=4$

1. True
2. False

Q.

(a). The sum of two integers is 94. If one of them is -25, find the other?

(b). The sum of two integers is -320. If one of them is +80, find the other?

Q.

Find the product of the following using some quicker grouping

$(-14)\times 23\times (-10)$

Q.

Simplify the following by repeated subtraction:

$16÷4$

Q.

Find the product of the following using some quicker grouping

$5\times (-10)\times 27$

Q.

Question 20.

State True/False

The sum of all the integers between -5 and -1 is -6.

Q.

There are ........................ Pair of integers satisfying a/b=-1.

Q.

What is closure property?

Q. -2768-287

Q.

The sum of -50, 45 and -145 is 150.

1. True

2. False

Q. Sum of (-3)+(-78)+(-23)

Q. Alex buys two packets of french fries, each having 3 and 4 sachets, along with 5 loose sachets. This can be represented in an expression as .

1. 2(3 + 4) + 5
2. 2 $\times$ 3 + 4 + 5
3. 2 + 4 + 4 + 5
4. 2(3 + 4 + 5)

Q. Alex buys two packets of french fries, each having 3 and 4 sachets, along with 5 loose sachets. This can be represented in an expression as .

1. 2(3 + 4) + 5
2. 2 $\times$ 3 + 4 + 5
3. 2 + 4 + 4 + 5
4. 2(3 + 4 + 5)

Q. 40 - 24 - 6 - 3 = ____

1. 7
2. 8
3. 9
4. 10

Q. Simplify
(-12) + (30) + (-13) + (35)

1. -40
2. 30
3. 40
4. -25

Q. Find the sum of 50, -20 and 64.

1. 94
2. 64
3. 74
4. 84

Q. Find the value of the following
-50 + 24 + (-8) + 14

1. -25
2. -20
3. -24
4. 25

Q.

Represent $10m$ down in the basement of a shopping mall as integer with appropriate sign.

Q.

Fill in the blanks with the suitable operator.

(-3)-(-4) ____ (-4)+(-3)

1. =

2. Cannot say.

3. <

4. >

Q.

If I want to reach number 7 on the number line from number 1, then how many steps do I need to move considering each 1 unit as 1 step.

1. 5
2. 4
3. 6
4. 7

Q. 2 -3 = ______.

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

Q. Fill in the blanks
15 + (-9) + 23 + (-7) = ____

1. 22
2. -21
3. 21
4. 20

Q.

the sum of two integers is 396 if one of them is 64 then find the another integer

Q. If one 'y' represents 4 apples, then 20 'y' are required to represent 80 apples.

1. True
2. False

Q.

Simplify the following by repeated subtraction:

$12÷3$

Q.

Simplify: $56-\left(-9\right)+\left(-6\right)-\left(-4\right)+\left(-41\right)$.