GCF and LCM
Adding Rational Numbers
Subtracting Rational Numbers

Multiplying and dividing
exponents and square roots
100

Find the GCF of 

8, 4, 16

4

100

3.15 + 2.25


5.40


100

17 - 83

-66

100

9 x 9

81

100

22=

4

200

Find the LCM of 

12 15 75

300

200

0.38 + (-1.2)

-0.82


200

2/4 - 1/2

0

200

339 ÷ 9

37.67

200

√49 =

7

300

Find the LCM and GCF of 

14 7 4

LCM = 28

GCF = 1

300

9/25 + (-17/25)


-8/25


300

-0.06 - (-0.86)


0.8


300

how much pizza can 3 people get if there are 8 slices

ROUND TO NEAREST HUNDREDTHS 

2.67

300

22.2 x 20 =

444

400

Every even number has a factor of 2? Yes or no?

Yes!

400

7 + (-7) - 8

-8

400

|-91| - |+34|

57

400

18.93 x 45.06 =

ROUND TO NEAREST ONES

853

400

b^4 =10,000

b=

10

500

An airline stewardess flies to Paris every 10 days for one day. Another stewardess flies to Paris every 15 days for one day. Today, both are in Paris. After how many days will both stewardesses be in Paris again on the same day?


30 days

500

To make a small amount of play dough, you can mix 1 cup of flour, 1/2 cup of salt and 1/2 cup of water. What is the total amount of ingredients added to make the play dough?


2 cups


500

The snowfall in Rochester, NY in the winter of 1999-2000 was 91.5 inches. Normal snowfall is about 76 inches per winter. How much more snow fell in the winter of 1999-2000 than is normal?


15.5 inches


500

Ella pay $6.45 each week to rent a bike, how much will it cost to pay for a full years subscription?

Hint: there are 52 weeks in the year

$335.4

500

Mason wins prize money every day for 5 days. He gets 4 on the first day, 16, on the second, 64 on the third. How much money will he get each day of the 5 days?

1024