Extended Multiplication
Estimates for Products
Partitioned Rectangles
Liquid Measures
100

What is 3 x 5?

What is 30 x 5?

15

150

100

47 x 6 

Provide the estimation and answer

50 x 6

300

100

3 x 45

Solve by using the partitioned rectangle method

40                5 

 120            15             3


120 + 15 = 135

100

Does a pool hold 110,000 liters or 110,000 milliliters of water?

110,000 liters

200

What is 6 x 8?

What is 60 x 80?

48

4800

200

73 x 39

Provide the estimation and answer

70 x 40 

2800

200

8 x 68

Solve by using the partitioned rectangle method

60                8

480              64       8 


480 + 64= 544

200

0.2 liters and 200 mL are equal

True or False

True!

300

What is 7 x 3

What is 700 x 30

21

21000

300

17 x 32

Provide the estimation and answer

20 x 30 

600

300

95 x 4

Solve by using the partitioned rectangle method

90                     5

360                  20           4


360 + 20= 380

300

How many milliliters are in a liter?

1000

400

What is 6 x 4?

What is 600 x 400?

24

240000

400

247 x 5 

Provide the estimation and answer

280 x 5

1400

400

53 x 9 

Solve by using the partitioned rectangle method

50                  3

450                27      9 


450 + 27= 477

400

How many milliliters is 6.7 liters?

6,700 mL

500

What is 9 x 8?

What 9000 x 8000?

72

72000000

500

378 x 2

Provide the estimation and answer

380 x 2

760

500

76 x 9

Solve by using the partitioned rectangle method

70                      6 

630                  54     9


630 + 54= 684

500

How many liters are in 2,200 mL?

2.2 liters

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