Squares and Square Roots - JP

Squares andSquare Roots

100

Is 50 a perfect square?

No

200

Calculate the following:

11²

121

300

Calculate the following:

The square root of 371

True or False ?

False

400

Calculate the following:

Square root of 100

10

500

Calculate the following:

Square root of 400

20

Powers of 10

100

What's the value of 10⁷

10,000,000 

Ten million

200

What's the value of 10⁵

100,000

One hundred thousand

300

What's the value of 10^-3

1/1000

0.001

One thousandth

400

Express 100,000,000 as a power of 10

10⁸

500

express 0.01 as a power of 10

10^-2

Perfect Squares

100

The perfect square of 7 is 70 ?

True or False ?

False

200

16 squared is ?

A. 32

B. 251

C. 8

D. 256

D. 256

300

The perfect of 13 is 169?

Yes or No ?

Yes

400

What are the 2 perfect squares closest to 10

9 and 16

500

What are the 2 perfect squares closest to 30?

25 and 36

Scientific Notation

100

Convert into scientific notation: 0.0000345

3.45 X 10^-5

200

Convert to scientific notation: 0.034

3.4 X 10^-2

300

Is this written in correct scientific notation?

341.21 x 10⁴

Yes or No?

No

400

Convert to standard notation: 3 X 10⁶

3,000,000

500

Is this written in correct scientific notation?

9.12 x 10²

^{True or False ?}

True

Rational Numbers

100

Compare the 2 numbers.

0.764 _______ 3/8

0.764 > 0.375

200

Place the numbers from LEAST to GREATEST.

17/5 , -5 1/4 , -5 , 3.25

-5 , -5 1/4 , 3.25 , 17/5

300

Round 15/7 to the nearest THOUSANDTHS place.

2.142857

2.142

400

Place these numbers in DESCENDING order.

-2/3 , 0.087, 6/7 , -0.65

6/7 , 0.087, -2/3, -0.65

500

Compare the 2 numbers.

-21 _____  8/7 

-21 < 8/7