Using Brackets

Q. When a positive integer and a negative integer is added we always get a negative integer.

1. True
2. False

Q. Tell me who I am I shall give a pretty
clue you will get me back if you take me out of 22

Q.

Find: $50-(-40)-(-2)$

Q.

Question 4 (a)

Find the sum of:
137 and –354

Q.

Question 4 (b)

Find:

(–13) + 32 – 8 – 1

Q.

Find the value
(-8) - 7- (+6) - 5 - (-4) - 3 - 2 - (-1) - 0 = ___

Q.

(-8)-7-(+6)-5-(-4)-3-2-(-1)-0

Q.

Simplify the following.
(- 8) - 7 - (+ 6) - 5 - (- 4) - 3 - 2 - (- 1) - 0

1. + 12

2. - 12

3. + 26

4. - 26

Q. Complete the table given below.

+	8	4	–3	–5
–2	–2 + 8 = +16
6
0
–4

Q. Ila read 25 pages of a book containing 100 pages. Lalita read$\frac{2}{5}$of the same book. Who read less?

Q. State True of False
Subtracting $\frac{2}{4}$ from $\frac{4}{2}$ gives the result as $\frac{3}{2}$

Q. Evaluate the following using brackets: 7 × 109

1. 700
2. 763
3. 769
4. 760

Q. The expected value of each expression is given with it. Insert brackets in the expression so as to get the expected value.

(6) 30 – 10 – 10 (value 30)

Q.

Find solution using number line:

(a) (– 7) – 2 + (– 4)
(b) (– 7) - (– 8) + (– 9)

Q. Find the perimeter of the following figure?

1. $800m$
2. $600m$
3. $1200m$
4. None of these

Q. how do you do this problem
[18-(-7)+(-2)-(+8)]

Q.

(-8)-7-(+6)-5-(-4)-3-2-(-1)-0 = ___

Q. a -[ - { - ( a - b - c )}]
simplify

Q.

Question 46

(-11) + (-2) + (-1) = ........

Q.

(-8)-7-(+6)-5-(-4)-3-2-(-1)-0 = ___

1. -26

2. -22

3. 89

4. 26

Q. Fill in the boxes: (a). ()$-\frac{5}{8}=\frac{1}{4}$, (b). $\left(\right)-\frac{1}{5}=\frac{1}{2}$, (c). $\left(\right)-\frac{1}{2}=\frac{1}{6}$

Q.

(-8)-7-(+6)-5-(-4)-3-2-(-1)-0 =

___

Q. Find the sum of :
$-312,39$ and $192$

Q. Find the sum of :
-50, -200 and 300

Q. Find the value of:
-24 + 36 = ______
36 + (-24) = ______

1. 12, 12
2. -12, 12
3. -12, -12
4. 12, -12

Q. Evaluate the following expression using the correct order of operations.
$2+1\times 2$

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

Q. The property associated with the operation 45 + 42 = 87 is:

1. Commutative
2. Associative
3. Closure
4. Distributive

Q.

Simplify the following

$8\times (-7)+8\times 8$

Q. State whether the following statement is True or False.
If a number exactly divides the sum of two numbers, it must exactly divide the two numbers separately.

1. True
2. False

Q. Solve $n-7=51$