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12/13 warm up

Total questions: 9

Worksheet time: 2hrs 15mins

Name
Class
Date
1.
Multiply:
(3.4 x 105)(1.2 x 10-3)
a)
4.08 x 10-8
b)
4.8 x 102
c)
4.08 x 102
d)
4.08 x 10-15
2.
3⁴ - 8²
a)
-4
b)
4
c)
17
d)
81
3.
Solve ꘡-16꘡+ ꘡-23꘡
a)
39
b)
-39
c)
7
d)
-7
4.
(8÷4) + 4² - 12(8-7)
a)
6
b)
-2
c)
-1
d)
7
5.

25 - - 15

a)

-40

b)

40

c)

-10

d)

10

6.
- 2 + - 9
a)
-11
b)
11
c)
-7
d)
7
7.

-5 - - 25 =

a)

20

b)

-25

c)

-20

d)

-30

8.

Solve for x:

8 - 9x = -10

a)

15

b)

-15

c)

2

d)

-2

9.

Solve for z:

3z + 6 = 45

a)

17

b)

13

c)

8

d)

7