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The Basics
Multiplying by 10
Dividing by 10
Multiplying by 100
Dividing by 100
100
When multiplying, a number (increases/decreases) in size.
What is increases?
100
3.2 x 10
What is 32?
100
7.4 ÷ 10
What is 0.74?
100
33.0 x 100
What is 3300?
100
599.1 ÷ 100
What is 5.991?
200
When dividing, a number (increases/decreases) in size.
What is decreases in size?
200
8.44 x 10
What is 84.4?
200
9.83 ÷ 10
What is 0.983?
200
678.42 x 100
What is 67842?
200
2245.83 ÷ 100
What is 22.4583?
300
The direction the decimal moves when multiplying by 10.
What is the right?
300
63.01 x 10
What is 630.1?
300
12.059 ÷ 10
What is 1.2059?
300
709.003 x 100
What is 70900.3?
300
5.3 ÷ 100
What is 0.053?
400
The direction the decimal moves when dividing by 10.
What is the left?
400
8001.590 x 10
What is 80015.9?
400
0.004 ÷ 10
What is 0.0004?
400
155.6 x 100
What is 15560?
400
030.30 ÷ 100
What is 0.303?
500
The location of the decimal in the following number (it is after which digit): 2369
What is the 9?
500
0.005 x 10
What is 0.05?
500
93255.9724 ÷ 10
What is 9325.59724?
500
0.0004 x 100
What is 0.04?
500
0.01 ÷ 100
What is 0.0001?