C2A M3 Operations with Integers and Rational Numbers

Add & Subtract

100

11- (-17)

28

200

Add - (4 and 9/10) + 3 and 7/10. Express in Simplest form or mixed number.

-6/5 or -1 and 1/5

300

Using the absolute value, find 6 + (-10) and explain your steps.

AV of 6 = 6     AV of (-10) = 10  10-6= 4 Because 10>6 and 10 is -, 6+(-10)=-4

400

Double Jeopardy       

a=3 and 3/4    b=-2.15       Solve a - b in both decimal form and fraction form.

5.9, 5 and 9/10 , 59/10

500

What is 1.45 + (-4/5) + (-5/8) written as a fraction.

1/40 

Multiply & Divide

100

(-63/9)(12/3) 

-28

200

Double Jeopardy 

Express as a decimal.  15/24

0.625

300

a=(-156)      b=13

Solve a/b

-12

400

What is (11/12)(-3.6)

-3.3

500

f=(-4)        g=(-6)        h=(2)

Solve. h²fg

96

Apply Integers

100

m=4    n=6    p=-3

Solve.  mp/n + (-m)

-6

200

Ms. C  earned $45.75 from selling ice cream and $35 from shoveling snow.  What is the additive inverse of the total amount Ms. C earned?

-80.75

300

r = -17      s = -12

Solve. r - s

-5

400

Ms. Chatelle lost $375 in 15 days.  How much money did she lose each day?  What integer represents the amount?

$25 per day, -25

500

Double Jeopardy

Explain each step in order to solve     -2 + 100/(-4)(5) - 3

1. (-4)(5) = (-20)     2.  100/(-20) = (-5)     3.  (-2) + (-5) = (-7)    4.  (-7) - 3 = (-10)

Apply Rational Numbers

100

-2 and 1/5 divided by 1/10

-22

200

Double Jeopardy

x = -7/9       y = -0.2       Solve x/y and express the answer as a mixed number

3 and 8/9

300

1 and 2/3 divided by (-7/12) Express your answer as a fraction or mixed number in simplest form.

-20/7 , -2 and 6/7

400

m = 7/15     n = -2/3     p = -0.4      q = 3 and 1/3

Solve  m + pnq and express as a decimal

1.355555....

500

m = 7/15     n = -2/3     p = -0.4      q = 3 and 1/3

q + mp - n expressed as a decimal

3.813666666.....

WILD

100

Initial deposit = 185     Debit Purchase = (-65)      ATM Withdrawal = (-55)        Deposit = (47)

What is the balance?

$112

200

(Ms.B) Best Score = -5 Worst Score = 9  (Ms.C) Best Score = 6 Worst Score = 21 Who had the greatest variation of score? What was it? 

(Ms.C - 15)        

(Ms B - 14)

300

Ms.C starts the month with 225.5 lb of sugar.  How much is left after 4weeks?  w1= (-52 and 1/2) w2 = (-65.25) w3 (Shipment) = (73 and 1/4) w4 = (-60 and 3/4)

120.25 pounds

400

Business 1 - $456 monthly profit, Business 2 - $426 monthly profit Which business made more annual profit?  How much more annual profit will this business make than the other? 

Business 1, $360 more profit

500

Double Jeopardy

Express as a fraction.  0.6363...

7/11