Average Calculations and Measurement Problems

The video tutorial covers division with decimals through various real-world examples, including Olympic swimming times, frog jumping contests, and daily cost calculations. It introduces different methods such as using base ten blocks, repeated subtraction, and estimation to solve problems. The tutorial emphasizes understanding and applying division in practical scenarios, providing multiple strategies to approach division with decimals effectively.

In the men's 400-meter freestyle event, how many lengths of the pool does each competitor complete?

• 10 lengths

• 4 lengths

• 6 lengths

• 8 lengths

What was the average time taken by Yang Sun to complete one length of the pool if he finished in 220.14 seconds?

• 27.52 seconds

• 28.52 seconds

• 29.52 seconds

• 30.52 seconds

In the Frog Follies contest, what is the longest jump on record?

• 4.18 meters

• 5.18 meters

• 6.18 meters

• 7.18 meters

How far did each of Rochelle's frogs jump on average if the total distance was 4.92 meters?

• 1.54 meters

• 1.64 meters

• 1.84 meters

• 1.74 meters

What method can be used to divide 16.64 meters by 4 to find the average jump distance?

• Long division

• Repeated subtraction

• Addition

• Multiplication

What is the estimated average jump distance for Luke's frog if it jumped 16.64 meters in 4 jumps?

• 6.16 meters

• 5.16 meters

• 4.16 meters

• 3.16 meters

How much does it cost per day to keep a dog in a kennel if the total cost for 6 days is $73.20?

• $11.20

• $12.20

• $13.20

• $14.20

What is the first step in using repeated subtraction to find the cost per day for the dog kennel?

• Divide by the number of days

• Add the total cost

• Multiply the total cost

• Subtract multiples of 10

How many hours does it take to jog 22.4 kilometers if the pace is 7 kilometers per hour?

• 3.2 hours

• 4.2 hours

• 5.2 hours

• 2.2 hours

Which method is NOT recommended for dividing 22.4 kilometers by 7?

• Repeated subtraction

• Multiplication

• Long division

• Compatible numbers