Decimals X Whole #'s
X multi-digit #s
X decimals
Decimals X Decimals
Using Models to X
100

1. Find each product.  

10×4.5=

What is 45?

100

50×3.67=

What is 183.5?

100

1.3×0.4=

What is 0.52?

100

2426.7 X 0.1=

What is 242.67?

100

Solve and use model.

0.8 x 0.8 =

What is 0.64?

200

Find each product.

 100×4.5=

What is 450?

200

14×9.67=

What is 135.38?

200

1.5×0.6=

What is 0.9?

200

6531.9 X 0.01=

What is 65.319?

200

Solve and use model.

0.5 x 0.3 =

What is 0.15?

300

Find the product

0.008×102=



What is 0.8?

300

5.62×75=

What is 421.5?

300

3.4×0.7=

What is 2.38?

300

214.8 X 0.001=

What is .2148?

300

Solve and use model.

0.6 x 1.2 =

What is 0.72?

400

Estimate each product. 

0.38×99=

What is 40?

400

25×1.63=

What is 40.75?

400

8.3×10.7=

What is 88.81?

400

45.54 x .00001=

What is .004554?

400

Solve and use model.

0.3 x 0.9 =

What is .27?

500

Estimate each product

24×3.9=

What is 100?

500


2.03×6=

What is 12.18?
500

9.7×11.2=

What is 621?

500

214.8 x 0.000001= 

What is .002148?

500

Solve and use model.

0.4 x 1.6 =

What is .64?

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