Math Review

GCF/LCM

100

What is the least common multiple of 3 and 6?

6

200

What is the least common multiple of of 3 and 5 

15

300

What is the greatest common factor of 4 and 6

2

400

What is the greatest common factor of 18 and 27?

9

500

What is the least common mulitple of 12 and 5?

60

PEMDAS

100

(9+8)-7 x2

3

200

6 x (5x3) /10

9

300

2^{2 +} 4 - 1

7

400

3²  + (9x2) -2

25

500

(2³ -2) + 5 x2

16

decimals

100

1.7 + 2.3

5

200

9.8- 1.9

7.9

300

23.9 + 0.64

24.51

400

10.08 - 1.45

8.63

500

9- 0.46

8.54

multiplication

100

26 x 3

78

200

876 x 4

3504

300

1459 x 6

8754

400

14.2 x 3

42.6

500

1.234 x 0.2

0.2468

Division

100

45/7

6 r 3

200

A van can hold 5 kids. If 23 kids are going on a class trip, how many vans are needed? 

5 vans

300

Four boys found a box of 44 Pokemon cards. If they share the cards equally, how many cards will each boy get?

11 cards

400

Abella brought a small bag of Takis to school to share with 2 friends.  They counted up all the Takis and there were 36. How many did each girl get? 

12 Takis

500

Find the quotient of 83 divided by 9

9 r 2