Multiplying decimals with powers of 10 (Topic 4.1 and 4.2)

Front

What is the result of estimating 2 x 1.4?

Back

2

Front

When multiplying by increasing powers of ten, which way does the decimal move?

Back

To the right

Front

Back

260

Front

Back

12100

Front

What is the estimated result of 8.2 x 2?

Back

16

Front

What happens to the decimal point when you multiply by 10?

Back

It moves one place to the right.

Front

What happens to the decimal point when you multiply by 100?

Back

It moves two places to the right.

Front

Back

35

Front

Back

4200

Front

Back

50