Scientific Notation
Rounding Decimals
Square Roots
Rounding Decimals
Exponents
100
Is this is scientific notation? 1.2 X 10
yes
100

Round 8.35 to the nearest tenth 

8.4

100

Describe what a square root is OR give an example of a square root. 

Is a number when multiplied by itself gives the actual number. 

Example: 2 is the square root of 4 

100

What is the rule for rounding up and rounding down? 

You round up if 5 or higher. 

You round down if 4 or lower. 

100

What is the BASE in this number: 42

4

200
The first number in scientific notation needs to be bigger than what and smaller than what?
Bigger than or equal to 1, and smaller than 10
200

Round 117.8662 to the nearest hundredth

117.866

200
What is the square root of 144?
12
200

Round 14.7 to the nearest whole number. 

15

200

Rewrite 23  as a multiplication. 

2x2x2

300

What is 3.5 x 104 in standard form?

35000

300

Round the number to the nearest tenth: 55.97

56.0 

300

What is the square root of 100

10 

300

Round 15.671 to the nearest hundredth 

15.67 

300

Which is the higher value: 34 or 43

Show your work. 

34 3x3x3x3 = 81 

43 4x4x4 = 64 

400

What is 2439 in scientific notation?

2.439 x 103

400

Round these numbers to the nearest thousandth: 

9.34531

12 034.9055

9.345

12 034.901

400

Approximate the square root of 27 to the nearest whole

between 5 and 6 closer to 5. 

400

Round 0.15 the nearest tenth. 

0.2

400

Solve 105

10x10x10x10x10 = 100,000

500

(4.5 x 102 ) + (3.5 x 103)

Show your work. 

3950 or 3.95 x 103

500

Solve and round to the nearest hundredth:

 2.9883 + 4.2463

7.2346 = 7.23

500

Approximate the square root to the nearest tenth: 44

between 6 and 7 closest to 6.6

500

Round 13,930.997 to the nearest hundredth 

13,931.00

500

Rewrite 144 as an exponent. 

122

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