On adding an integer to its additive inverse, we get additive identity.
True
False
For any two integers a and b the inequality –a < b is always true.
True
False
The value of (–12) × (–13) × (–15) × (–3) is smaller than the value of (–13) × 14 × (–16) × 17 × (–18).
True
False
The associative property is valid for the division of integers.
True
False
When two negative integers are divided the sign of the resulting quotient is positive.
True
False
If a, b and c are integers, then a ÷ (b + c) = (a ÷ b) + (a ÷ c).
True
False
If a and b are integers, then (a – b)2 = (b – a)2.
True
False
Click the correct answer.
In a quiz, team A scored 20, –10 and 34, and team B scored –10, 20 and 34 in three successive rounds. Which is true?
Both teams scored the same
Team A scored more
Team B scored more
Both teams scored 64
In a test, Nishi attempted 12 questions correctly and 5 questions incorrectly. If 5 marks are awarded for each correct answer and 2 marks are deducted for each incorrect answer, what is her score?
50 marks
60 marks
70 marks
40 marks
If the integers 12, –6, 8, –5, 7, –4 and 3 are marked on the number line, then which one comes on the extreme left?
12
–4
–6
3
What is the difference in the temperatures +50°C and –50°C?
100°C
0°C
50°C
–100°C
If 5 divides the integer p and does not divide the integer r, then which of the following is true?
5 divides (p + r)
5 divides (p – r)
5 does not divide (p + r)
5 does not divide (pr)
If p, q, r and s are non-zero integers, then which of the following gives the additive inverse of (pqrs)?
(–p)(–q)(–r)(–s)
(–p)qr(–s)
pqrs
(–p)(–q)(–r)s
For which two values of x, the expression |1 – x| = 3 is true?
3 and 0
4 and 2
–2 and 3
4 and –2
How many integers lie between –20 and –15?
4
5
6
3
By which number the sum of five consecutive positive integers is always divisible?
2
3
5
10
Click each box on the left and also click on the matching box of the right.
Solve and match with the answer.
8 + 21
25 + (–13)
(–16) + (–8)
11 + (–30)
(–45) + 23
29
12
–24
–19
–22
Click the correct answer.
45 ÷
= (–5)
(–9)
40
(–8)
÷ (–12) = 5
(–90)
(–60)
(–75)
23 ÷
= –1
24
23
(–23)
(–11) ÷
= 1
(–11)
12
11
÷ (–2) = 38
(–76)
76
(–74)
The sign of the product of two integers of opposite signs is
.
negative
positive
cannot be determined
The additive inverse of integer 'a' is
.
(–a)
a
0
The value of the expression (–3) × (–1) × (–4) is
.
(–12)
(–8)
(–16)
There
of integers satisfying a ÷ b = –2.
are infinite pairs
is only one pair
is no pair
The distance of any integer from zero is equal to its
.
modulus
negative
value
Put the correct symbol in the blank. (–10) + (50)
30 + (–100)
<
>
=
Put the correct symbol in the blank. (–18) × 0 × 7
(–12) × (–5)
