Algebra I Concept Test # 1 – Integers Practice Test − 15 A positive times a negative is ? =...

Algebra I Concept Test # 1 – Integers Practice Test

− 15

A positive times a negative is ?

=

Simplify: 1. 12 + (− 27)

− 42 =

2. (6)(− 7)

Negative

9 =

3. − 54 ÷ (− 6)

A negative divided by a negative is ? Positive

− 14 =

4. − 3 – 11

815. 92

=

− 166. − 42

=

9 • 9

− 4 • 4 7. (−

1)5 (− 1)(− 1)(− 1)(− 1)(− 1)

=

− 1

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0 =

Simplify:

8. −7(2) – (− 6) + 24 ÷ (3)

− 14 – (− 6) + 24 ÷ (3)

− 14 – (− 6) + (8)

− 14 + 6 + 8

− 8 + 8

Algebra I Concept Test # 1 – Integers Practice Test

Multiply

Divide

Subtract

Add

8 – 11

− 30

Simplify:

9. (− 9)(4) + (18) ÷ 3

8 – 11

− 36 + (18) ÷ 3

8 – 11

− 36 + 6

8 – 11

− 3

− 30

Exponent

Divide

Add

Subtract

+ 112

+ 121

+ 121

+ 121 + 121

Algebra I Concept Test # 1 – Integers Practice Test

Multiply (− 9)(4) + (18) ÷ 3

8 – 11

+ 121

Simplify:

9. Continued

10 + 121Add

131

− 3

− 30Divide + 121

=

Algebra I Concept Test # 1 – Integers Practice Test

11. Rewrite in exponential form:

j • j • j • j • j • j • j

10. Identify the base for the following:

k9

k

Simplify:

j7

Combine Like Terms:

12. 5x + 4x – 6y + 4y – 3 – 9

9x – 2y – 12

Algebra I Concept Test # 1 – Integers Practice Test

Combine Like Terms:

13. h2 – 4h + 6h2 + 2 – 8h2 + 10h – 4

− h2 + 6h – 2

14. 7a + 9b – 8 + a – 4b2 + 13 – 2b

8a – 4b2 + 7b + 5

Like Terms have the same variable base raised to the same power.

The final answer should have terms in alphabetical order and the exponents should decrease from left to right.

Algebra I Concept Test # 1 – Integers Practice Test

15. − 8(m – 9)

Simplify:

− 8m

Distribute

16. 6(3x + 9) + 24 + 8x

+ 24 + 8x Distribute

26xCombine + 78

17. − 8 – (12a – 8) + 7a

− 8Distribute

0 Combine – 5a − 5a

+ 72

18x + 54

– 12a + 8 + 7a

Algebra I Concept Test # 1 – Integers Practice Test

Algebra I Concept Test # 1 – Integers Practice Test

p2 – p + ps

18. Evaluate the following expression with p = − 5 and s = 4

(− 5)2 – (− 5) + (− 5)(4) Substitute

25 – (− 5) + (− 5)(4) Exponent

25 – (− 5) – 20 Multiply

25 + 5 – 20 Subtract

30 – 20 Add

10 Subtract

Algebra I Concept Test # 1 – Integers Practice Test

− xyz

19. Identify the coefficient of the following:

* The coefficient is the number part of a term.

− 1

20. Is 11 • 7 = 7 • 11 ?

Yes

Negative

21. When you divide a positive and a negative

number together, is the result negative orpositive?

77 = 77

This is the associative property of multiplication.

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