1. Operations on Integers

2. 1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
26 + (- 87)
33 + 26 + (-15)
(-90) + (-16)
(-24) + (- 16) + ( -12)
26 + 11 + 14
16 + (-32)
(-19) + (- 12)
45 + (-28)
17 + (-17)
24 + (-8)

3. 1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
100 – 270
89 – 24
(-25) – 16
- 28 – 11
(-45) – ( -56)
121 – 100
100 – 121
(-67) – 67
21 – (-23)
33 – (-11)

4. 1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
(20) (-11)
(-33)(6)
(-90)(-23)
(-28)(12)
(23)(-5)
(189)(-10)
(-256)(-15)
(89)(-90)
21(-6)
121(11)

5. 1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
(-125)/ (25)
(1024)/(-12)
(-5000)/(-10)
(36)/ (-6)
(-64)/(-4)
(-9)/(-3)
(150)/(-50)
(-100)/(20)
(-126)/(-2)
(-44)/(-44)

6. Square of a Number

7. 1.
2.
3.
4.
5.
6.
7.
8.
9.
16abc
x^2 y^3
5a^3b^4
11
100
2x
(x+3)^2
(2x-4y)^2
(3x + 2y – z)^2 ( 2pts)

8. 1.
2.
3.
4.
5.
4x
3x^4
10abc
7m^3 n^4
11x