Mathematical Problem Solving Concepts

This lesson covers using operations on decimals to solve various math problems. It includes dividing a rope into equal pieces, calculating travel speed and time, determining distances between hurdles, and exploring the dimensions of a tennis court. The lesson concludes with a summary and homework instructions.

What is the main focus of Math 6 Unit 5 Lesson 14?

• Understanding fractions and percentages

• Using operations on decimals to solve problems

• Exploring geometric shapes

• Learning about algebraic expressions

When estimating the value of 76.2 divided by 15, which is the best estimate?

• About 5

• About 7

• About 10

• About 3

How long is each piece of rope when 5.75 meters is divided into 20 equal parts?

• 0.2875 meters

• 0.375 meters

• 0.575 meters

• 0.475 meters

If Taoris travels 0.945 miles in 3.5 hours, what is the speed in miles per hour?

• 0.55 miles per hour

• 0.45 miles per hour

• 0.35 miles per hour

• 0.27 miles per hour

What is the distance between each hurdle if there are 10 hurdles spaced equally on a 110-meter track?

• 9.14 meters

• 8.22 meters

• 10.5 meters

• 11.2 meters

Does painting lines on the outside of a tennis court increase or decrease its size?

• Decrease

• No change

• Depends on the court

• Increase

What is the importance of diagrams in solving mathematical problems?

• They help visualize and communicate solutions

• They make problems more complex

• They are not necessary

• They are only useful in geometry

How many wreaths can Diego make if he has 8.4 meters of ribbon left and each wreath requires 6 meters?

• 1 wreath

• 3 wreaths

• 4 wreaths

• 2 wreaths

What percentage of the total points does Jada need to achieve an A in her math class?

• 95%

• 85%

• 80%

• 90%

What is the result of subtracting 0.028 from 0.151?

• 0.123

• 0.143

• 0.133

• 0.113