Free Printable Pre-Algebra HW 4 Qtr 1

1.

Which of the following in NOT a perfect square?

a)

49

b)

81

c)

111

d)

144

2.

Choose ALL the perfect squares.

a)

256

b)

100

c)

50

d)

18

e)

196

3.

Which statement is NOT true?

a)

√169 = 13

b)

15² = 225

c)

4² = √16

d)

√164 = 18

4.

$-\sqrt{121}$ = ____

a)

11

b)

12

c)

-11

d)

-12

5.

Which square root can replace the letter "m" ?

a)

$-\sqrt{121}$

b)

$-\sqrt{138}$

c)

$-\sqrt{160}$

d)

$-\sqrt{110}$

6.

Which square root can replace the letter "Z" ?

a)

$-\sqrt{2}$

b)

$-\sqrt{70}$

c)

$-\sqrt{49}$

d)

$-\sqrt{57}$

7.

$-\sqrt{7}$ is between which two consecutive numbers?

a)

$-1\ and\ -2$

b)

$-3\ and\ -4$

c)

$-2\ and\ -3$

d)

$-4\ and\ -5$

8.

$-\sqrt{200}$ is between which two consecutive numbers?

a)

$-14\ and\ -15$

b)

$-13\ and\ -14$

c)

$-12\ and\ -13$

d)

$-15\ and\ -16$

9.

18²

a)

324

b)

181

c)

345

d)

245

10.

$-\sqrt{196}\$ = ______

a)

14

b)

-14

c)

-15

d)

15

11.

When your exponent is negative, you move your decimal....

a)

to the right

b)

to the left

c)

to both sides

d)

nowhere.... the decimal goes nowhere

12.

How do you write
1001
in scientific notation?

a)

1.0001 x 10⁴

b)

1.01 x 10⁵

c)

1.001 x 10³

d)

10.1 x 10³

13.

How do you write
8.317 x 10⁶in standard form?

a)

8, 371, 000

b)

83, 170, 000

c)

837, 100

d)

8, 317, 000

14.

Write 0.00000707 in scientific notation.

a)

7.07 x 10^-6

b)

7.07 x 10⁶

c)

707 x 10⁸

d)

707 x 10^-8

15.

Write 2.08 x 10²in standard form.

a)

208

b)

0.0208

c)

20,800

d)

0.208

16.

Which of the following is correct scientific notation?

a)

20.35 x 10⁴

b)

.2035 x 10⁴

c)

2035⁴

d)

2.035 x10⁴

17.

Select the number that fits into the numbering sequence.

a)

√50

b)

6

c)

π/3

d)

3

18.

a)

0.7, 65%, ⅝, ⅔

b)

0.7, ⅝, 65%, ⅔

c)

⅝, 65%, ⅔, 0.7

d)

⅝, ⅔, 65%, 0.7

19.

Which list of numbers is in order from least to greatest?

a)

√23 , 5 , 6 , 43%

b)

5 , √23 , 6 , 43%

c)

43% , 5 , √23 , 6

d)

43% , √23 , 5 , 6

20.

Order 3π, √ 10 , and 3.25 from least to greatest.

a)

√ 10, 3π, 3.25

b)

√ 10, 3.25, 3π

c)

3π, 3.25, √ 10

d)

3.25, √ 10, 3π

Pre-Algebra HW 4 Qtr 1

Total questions: 20

Worksheet time: 40mins

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