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100

2 + -1

1

100

3 - 10

-7

100

A bird is 30 meters above sea level. A fish is 20 meters below. What is there distance apart

50 meters

100

- 2 x - 3

6

100

-10 / 2

-5

200

-10 + 10

0

200

-2 - 20

-22

200

What is the distance between -2 and 10

12
200

- 4 x 5

-20

200

-40 / -10 

4

300

20 + -24 

-4

300

3 - (-1)

4

300

What is the difference between -2 and 10

-12

300

-3 x -4 x -2 x -0.5 

12

300

100 / -5

-20

400

- 12 + 11.5

-0.5

400

-8 - -5

-3

400

x = -1 

y = -10


solve:  -9(x + y ) 

99

400

-0.25 x 4 x -7 x -2

-14

400

(-8 + 2) / -6

1

500

-12 + 7.9

-4.1

500

-16 - (-30)

14

500

x = -2 

y= -14

solve:  -0.5 ( y - x2 )

9

500

(-3)3

-81

500

-30/ -0.5

60