7th Grade Math

74 Integers

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You have two options for checking

prerequisite skills for this chapter.

Y

p

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Evaluate.

1. 54 ÷ (6 + 3)


2. 29 + 46 - 34


3. 7 + 50 ÷ 5


4. 20 + 30 - 38


5. 18 + 2(4 - 1)


6. (4 + 13 × 2) ÷ 3


7. (30 ÷ 6) + (3 - 1)


8. 5 + (91 ÷ 7)

EXAMPLE 1

Evaluate 48 ÷ 6 + 2 · 5.

Follow the order of operations.

48 ÷ 6 + 2 · 5

= 8 + 2 · 5 Divide 48 by 6.

= 8 + 10 Multiply 2 by 5.

= 18 Add.

Use the coordinate plane to name the

ordered pair for each point.

y

O x

E

B

A

D

F

G

12 C

3

4

5

6

7

8

9

123456789

9. A


10. B


11. C


12. D


13. E


14. F


15. G

EXAMPLE 2

Use the coordinate plane to name the

ordered pair for point M.

y

O x

1

2

3

4

5

6

7

12345678

M

Start from the origin. Point M is located

6 units to the right and 3 units up.

So, point M corresponds to the ordered

pair (6, 3).

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