Rational Number Operations

Integer Operations

100

- 8  +  -2

-10

200

-6 - (-10)

4

300

-5 * 6 * -2

60

400

-24 / 6

-4

500

16 / -4 * 2 * (-10)

80

+ - Rational #s

100

-3/5 + 7/10

1/10

200

-5/8 - 1/4 

-7/8

300

-.32  + .581

.261

400

12.7 - (-2.75)

15.45

500

-3 1/2 + .25

-3.25  or  

-3 1/4

X / Rational #s

100

-3/8 xx 5/9 

- 5/24

200

-8/25 -: -5/2

-4/5

300

-3/4 xx -2/3 xx 4/5

2/5

400

-.25  X  1.8

- .45

500

-1.6 xx 3/4

-1.2

1-Step Equations

100

Solve.

x + 7 = 2

x = -5

200

Solve.

y - 11 = -4

y = 7

300

Solve.

8w = -24

w = -3

400

Solve.

d/-4 = -5

d = 20

500

If x = -4, what is the value of  -x?

4

Miscellaneous

100

-38.4 -: -1.2

32

200

56.275 -: -.25

- 225.1

300

What value for Y would make this positive?

-7 xx (-2) -: 4 xx Y

Y = any number that is positive

400

What value for H would make this negative?

-9 xx (-2) -: (-3) xx H

H = any positive number.

500

Stock A changed by -.25 yesterday.  Stock B changed by 6 times that.  How much did Stock B change?

-1.50