File - 6th Grade Math

Transcription

File - 6th Grade Math
Name
Date
Class
Practice B
Multiplying integers
Write the sign of each product.
1.7,8
2. 5, (-9)
4.-6o(-11)
3. -4,12
5.-ÿ3,8
6.-12 °(-18)
Find each product.
7.5 ,(-7)
8. -4,3
9. -8,(-2)
10.-e, (-1) ÿ
11.5,(-6) ÿ
!2. -lo. (-4)
13.6,(-8)
14. 0 . (-3)
15. 7 . (-9)
Evaluate 4n for each value of n.
16. n = 2 ÿ
f- \,
\
17. n = -4
19. n= -3
,
18. n= -7
20. n= 11
21. n=0
Evaluate -3n for each value of n.
22. n = -5 ÿ
23. n = 0
25. n = -8
24. n= 6
26. n = 7
28. Last month, Tyler made five
withdrawals of $25 each from his
bank account and no deposits. What
multiplication expression models
Tyler's bank transactions iast month?
27. n- -1
29. The Atlantic Ocean is sinking
4 inches every 100 years. Write a
multiplication expression that models
how much the Atlantic Ocean will
sink in 300 years. How many inches
will it sink in that time?
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-
Copyright @by Holt, Rinehart and Winston.
' 44
Holt Mathematics
Name
Date
.J
Practice B
Class
,
Write the sign of each quotient.
1.56 + 8
2. -45 + (-9)
4. 54 + (-6)
5. -84 + 7
6.-225 + (-15)
8. 15 + (-3)
9. -56 + 8 __
3. 36 + (-12)
Find each quotient.
7. -45 + 9
10.-lO + (-5)_
11.28 + (-7)
12.-36 + (-6)
13.81 +9
14. -72 + 9
15. -121 + (-11)
Evaluate ÿ for each value of n.
16. n = 6 __
19. n = -36
17. n = -18__
18. n = -24
20. n = 30 __
21. n = -21
Evaluate n + 2 for each value of n.
22. n = -14
25. n= 8
23. n = 20
24. n = -24
26. n = -18 __
28. What two division equations can you
use to check the answer to the
problem 6 * (-4) = -24?
27. n = -22
/
29. Why are the rules for dividing
integers similar to the rules for
J
multiplying integers?
F'"
30. What two multiplication equations
can you use to check the answer to
the problem -32 + 8 = -4?
Copyright@by Holt, R[neharÿand Winston.
All rights reserved.
31. Name two integers whose product
is -18 and whose quotient is -2.
52
Holt Mathematics