Hales - 7 Negative Integers

Adding Negatives

100

3 + (-2)

1

200

-5 + (-7)

-12

300

(-9) + (-9) + 20

2

400

-25 + 35 + (-10)

0

500

(-2--3)+(3-5)

-1

Subtracting Negatives

100

2 - (-4)

6

200

-5 - (-17)

12

300

-8-(-3)-7+12

0

400

-15-8-(-9-(-17))

-31

500

37 - (-20)+9-4

62

Integers

100

Which of the following is not an Integer?
There may be more than 1 answer.

-4 , 0 , 1.5 , 2/3 , 18 , -2 , 6.66666

1.5 , 2/3 , & 6.66666

200

Which one of these integers is the biggest?

-3000 , 20 , 43, 0, 300

300

300

Fill in the blank with either > or <

-17 + 8 ______ -2 - 5

-17 + 8 < -2 - 5

400

Determine if < or > should go in the blank space

14 - 9 - (-20) _________ 18 - (-12) + 5

14 - 9 - (-20) < 18 - (-12) + 5
      (25)                       (35)

500

Can negative numbers be prime? Explain

No. Prime numbers have to be bigger than 1. All negative numbers are smaller than 0. 

Mixed

100

-4 + (-18) + 20 -(-3)

1

200

6 + (-3-7)+(-8)

-12

300

BONUS

Everyone Gets the Points! 

400

-17 - 17 + 23 + (-20)

-31

500

(-5-(-12))-(5-2)

4

Order of Operations

100

13 - 7 times (-2+9)

-36

200

11times5-56+36divide2

17

300

5 - (-7) +6times8

60

400

(28-(7-1))times2

44

500

(-12 - (-30))divide(5+(-2))

6