Estimating Products in Mathematics

The video tutorial covers estimating products by rounding numbers, focusing on real-world examples like skateboard distance and currency conversion. Students learn to round decimals and apply these skills to solve word problems. The lesson includes guided practice and concludes with a summary of key concepts.

What page in the math book should students open to for today's lesson?

• 190

• 180

• 195

• 185

What is the main topic of lesson 3.2?

• Subtracting integers

• Dividing decimals

• Estimating products

• Adding fractions

If a number ends in 0.5, which way should it be rounded?

• Do not round

• It depends

• Up

• Down

What is the estimated product of 8.7 and 2.8?

• 24

• 25

• 26

• 27

When rounding 42.6 to the nearest ten, what does it become?

• 40

• 42

• 45

• 43

What is the estimated product of 68.4 and 21.3?

• 1300

• 1400

• 1500

• 1200

How many Egyptian pounds would you receive for 48.50 USD if 1 USD equals 5.8 Egyptian pounds?

• 200

• 250

• 350

• 300

If Earth travels at 18.6 miles per second, how far does it travel in 4.8 seconds?

• 80 miles

• 110 miles

• 100 miles

• 90 miles

What is the estimated cost of 1.89 pounds of cheese if it costs $3.89 per pound?

• $8

• $9

• $7

• $6

Greg has 52 MB left on his MP3 player. If each song uses 7.9 MB, how many MB will he need for 7 songs?

• 56 MB

• 54 MB

• 50 MB

• 60 MB