Gs1140 Dillman Module2

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Section A: Mathematical Operations of Numbers
1. 8 + ((12 + 5) x 4) / 2
8+ (17 x 4) /2
8+ 68/2
8+34
42
2. (( 3 + 4 )2 + 4 ) – 2
((7)2 +4) -2
(49+4) -2
53 – 2
51

3. ((12 + 7 ) + ( 8 ÷ 4)2 )
(19+(2) 2)
19+4
23

4.

5.

6. = =

7.

8.

Section B: Simplifying Algebraic Expressions
1. 2x + 3x – 5x + x
5x -5x +x
0x +x
X

2. 2(6x + 5)
12x +10

3. (14x – 7) / 7
2x-1

4. –(–15x) – 3x
15x – 3x
12x

5. 5(3x + 4) – 4
15x + 20 – 4
15x +16

6. 5(3x – 2) + 12x
15x – 10 + 12x
27x -10

7. 4(2y – 6) + 3(5y + 10)
8y -24 + 15y +30
23y + 6

8. (x + 1)(x – 2)
X2 – 2x +1x -2
X2 – 1x -2
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