Name:_________________________________
Period:________
Unit 1 Review
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1. Write a word phrase that can be represented by p – 93.
____
2. Write a word phrase that could represent the variable expression 2p + 3?
Simplify.
11 13.
3. 3  20  2
4. 17 + 20  10  5 – 24
1
(–48m + 44)
2
Evaluate.
14. 4m  5, for m = 3
5. 4  (4 + 2) + 5
15. 81  2m, for m = 8
6. [3  (7  8)]  6
16. z ÷ 6, for z = 36
7.
17
8.
9.
for c = 6 and q = 1
18.
for
19. Simplify
.
Find the sum.
10.
20. 28 + 36
11.
21. 11 + (–2) + (–5)
12.
22. –160 + 58 + (–204) + 63
and
Name:_________________________________
Period:________
23. The temperature in your town is 43°F. The radio announcer says that the temperature will drop 25 degrees.
Write an expression to compute the predicted temperature. What will the temperature be?
24. A submarine at the surface dives 250 ft and then another 125 ft. Express the final depth as an integer.
25. A checking account is overdrawn if it has a negative balance. Marc’s account is overdrawn by $85. What will
the balance be after he deposits $176 and writes a check for $53?
Simplify the product.
32
26. 3(–3)
27. –9(–6)
Find the quotient. Simplify if possible.
28.
33
29. Find the quotient –108  9.
Find the sum or difference. Simplify if possible.
35 Evaluate b – 2a – c for a = –5, b = 6, and c = –3.
30.
Find the product. Simplify if possible.
31.
5 2
34 3 
6 5
Without computing, tell whether each product
or quotient is positive or negative.
36 –2  (2)
Essay
37. Describe the steps you would follow in simplifying the expression
2  (7 – 4) + 6  3 + (8 – 5). Then simplify the expression.
38. Explain how to add integers with the same signs and with different signs.
Name:_________________________________
Period:________