Introduction to Integers

Q. What kind of integer is $0?$

1. Negative integer
2. Positive integer
3. Non-negative integer
4. Non-positive integer

Q.

The additive inverse of -13 is ___.

1. 13
2. -1
3. -13
4. 10

Q. Which of the following is the smallest non-negative integer?

1. Not defined
2. $0$
3. $1$

Q.

Which of the following statements is not true?

1. The sum of two integers is always an integer.

2. The difference of two integers is always an integer.

3. Sum of four integers can never be zero.

4. -14 > - 8 - (-7)

Q. are the numbers that can be positive, negative, or zero.

1. Whole numbers
2. Natural numbers
3. Integers

Q. The set of non-negative integers is known as

1. Integers
2. Natural numbers
3. Whole numbers
4. None of the above

Q. A shopkeeper had a profit of ₹ 50 on Monday, a loss of ₹ 20 on Tuesday and a loss of ₹ 18 on Wednesday .
Find his net profit or loss in these three days.

Q.

Use number line and add the integers i.e. $9+(-6)$

Q.

The temperature 26${}^{\circ }$C above 0${}^{\circ }$C and 13${}^{\circ }$C below 0${}^{\circ }$C can be represented as-

1. +26${}^{\circ }$C and -13${}^{\circ }$C

2. -26${}^{\circ }$C and +13${}^{\circ }$C

3. +26${}^{\circ }$C and +13${}^{\circ }$C

4. -26${}^{\circ }$C and -13${}^{\circ }$C

Q.

Question 9

In which of the following pairs of integers, the first integer is not on the left of the other integer on the number line?

(a) (-1, 10)

(b) (-3, -5)

(c) (-5, -3)

(d) (-6, 0)

Q.

Question 52.

Fill in the blanks using >, < or =.

0 __ 1

Q. Which of the following integers are non-negative?

1. $0$
2. $4$
3. $7$
4. $-3$

Q. The largest number on a number line is 1000.

1. True
2. False

Q.

Question 32.

State True/False

On the number line, an integer on the right of a given integer is always larger than the integer.

Q.

Represent the following on a number line

$3+5$

Q.

Use the sign $<,>,=$ in $\left[(-24)+39-15\right]...........\left[(-52)-(-36)+36\right]$

Q. Identify the number families (Integers, Whole numbers and Natural numbers) to which each of the given numbers belong?

1. -43
2. 98
3. 0

Q.

Write the additive inverse of the following

$-78$

Q. Simplify using the number line: –6 + 5.

1. 1
2. -1
3. 11
4. -11

Q.

Write the additive inverse of the following

$-103$

Q.

Find the additive inverse of the following integers:

$-8$

Q. In which of the following pairs of integers, the first integer is not on the left of the other integer on the number line?

1. (-1, 10)
2. (-3, -5)
3. (-5, -3)
4. (-6, 0)

Q.

Using the number line find the integer in the following cases :

(a) Sum of 5 and -3

(b) 5 less than 3

(c) 4 more than -1

Q. A shopkeeper had a profit of ₹ 50 on Monday, a loss of ₹ 20 on Tuesday and a loss of ₹ 18 on Wednesday .
Find his net profit or loss in these three days.

Q. The whole number which is not a natural number is .

1. 1
2. 0
3. 2

Q.

Samayra is standing on number 10 on the number line. She jumps 4 steps to the left each of 1 unit. Where will she be standing now?

1. 6

2. 14

3. 4

4. 3

Q. Write all the integers between the given pairs (write them in the increasing order.)
$-4$ and $4$

Q.

Answer True (T) or False (F).

The smallest integer is $0$

1. True
2. False

Q.

Find the answers of the following addition

$\left(-13\right)+\left(-15\right)$

Q.

Represent the following numbers as integers with appropriate sign:

Five numbers less than $0$