Decimals
LCM
GCF
100

Adding Decimals rules 

What is allign the decimal points. 

100

LCM of 5 and 10 

What is 10

100

GCF of  7 and 3? 

What is 1?

200

Multiply Decimals Rules 

What is count decimal places and put them back right to left? 

200

5 and 20

What is 20? 

200
GCF of 10 and 15 

What is 5 

300

2.1+7 

What is 9.1 

300

LCM of 7 and 14 

What is 14? 

300

GCF of 24 and 36 

What is 12? 

400

2.1 x .2 

What is .42 

400

LCM of 14 and 21

What is 42 

400

GCF of 17 and 34? 

What is 17? 

500

7.3 - 7 

What is .3

500

What is LCM of 7 and 6? 

What is 42

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