Find the Product
Estimate Decimal Products
Find the Mistake
Word Problems
Find the Product Again
100

4.1 x 0.5 = 

2.05

100

What is the best estimate for 1.9 x 12.4 

24

100

2.21 x 3 = 6.61

6.63

100

A pack of gum costs $1.25, and Mia buys 3 packs.
How much does she spend in total?

$3.75

100

23 x 0.1

2.3

200

61.1 x 2.2 =

134.42

200

Estimate the product by rounding to the nearest whole 15.482 x 3.9

60

200

4.32 x 3 = 10.96

12.96

200

A smoothie costs $4.50, and a customer orders 2.5 smoothies (two full smoothies and a half).
How much will the total cost be?

$11.25  

200

45.5 x 0.001

.0455

300

82.1 x 1.3 =

106.73

300

Estimate the product by rounding to the nearest whole 22.3 x 4.6

110

300

5.64 x 4 = 22.46

22.56

300

A garden hose sprays 2.35 liters of water per minute.
If the hose runs for 4.2 minutes, how many liters of water are used?

9.87 

300

97.875 x 0.001

.097875

400

42.1 x 26.2

1,103.02

400

What is the best estimate for 1,100 x 2.986

3,300

400

6.75 x 5 = 30.75

33.75

400

A roll of fabric costs $8.20 per meter.
If a designer buys 6.75 meters, what is the total cost?

55.32

400

9,876,504.2 x 100

987,650,420

500

27.23 x 1.55 =

42.2065

500

Estimate the product by rounding to the greatest place 9999.99 x 80.91

8,000,000

500

8.76 x 8 = 70.08

There is no error!

500

A swimming pool loses 1.28 liters of water per minute due to evaporation.
If the pool sits uncovered for 95.5 minutes, how much water is lost?

122.24

500

0.01 x 0.1 x 0.001

0.000001

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