Add/Subtract Rationals (ENRICHED)

Intergers

100

Find the change in temperature if the temperature rises from -18ºF to 15ºF.

What is 33ºF?

200

Which of the following is NOT an integer?

A. 0     B. -3    C. -4.6    D.  A and C 

C. -4.6 

300

Evaluate l-a +  b| - c for a = -1, b = -5 and c = -8

What is 12?

400

Order from greatest to least: -9 1/5, 3.5, -5 7/10, -9.1, 2 2/5

What is 3.5,2.4,-5.7,-9.1,-9.2

500

Order from least to greatest: 1/7, -5 1/3 , 0.15, -5.3

What is -5 1/3, -5.3, 1/7, 0.15

Add Integers

100

What integer can be placed here to make the equation true?

___ + 35 = -60

What is -95?

200

-116 + (-72) + 25

What is -163?

300

-95 + 24 + 112

What is -41?

400

-x + 4 = ? When x = -15

What is 19?

500

4 + (-6) + 10 + (-1) + (-28)

What is -21?

Subtract Integers

100

What integer can be placed here to make the number sentence true?

13 - ___ = 28

What is -15?

200

-4 - (-5) - 8

What is -7?

300

-15 - (-12) + 18

What is 15?

400

-48 - 26 - (-18)

What is -56?

500

Evaluate |-x - 7.8| = ? for x = 5.3

What is 13.1?

Add Rational Numbers

100

What is 2/5 + (-3 1/7)?

What is -2 26/35?

200

3.57 + -7.812

What is -4.242

300

10.24 + (-12.6)

What is -2.36

400

-7 4/5+ (-3 2/5)

What is 

-11 1/5

500

1/4 + (-3/2) + 3/8

-7/8

Subtract Rational Numbers

100

0.7 - 4/5 

What is -1/10

200

-5.2 - 10.95

What is -16.15?

300

-2.14 – (-2.6)

What is 0.46

400

-25.67-59.225

What is -84.895?

500

3 2/3-6 1/6-(-1/2)

What is -2?