Comparative Problem Solving in Math

This video lesson covers solving two-step problems using tape diagrams and equations. It begins with an introduction and a problem involving weights, followed by examples with money and age. The lesson emphasizes the use of tape diagrams to visualize and solve problems, and concludes with exercises to reinforce the concepts.

What is the total weight of Juan after gaining 20 pounds?

• 100 pounds

• 160 pounds

• 120 pounds

• 140 pounds

If Rashad and Juan weighed the same last year, how much more does Rashad weigh than Diego?

• 10 pounds

• 15 pounds

• 25 pounds

• 20 pounds

What equation represents Juan's weight last year?

• J + 15 = 120

• J - 20 = 100

• J = 120

• J + 20 = 120

How much money does Marissa have if Christina has $100?

• $90

• $80

• $60

• $70

What is the relationship between Marissa's and Frank's money?

• Marissa has twice as much as Frank

• Marissa has the same as Frank

• Marissa has $20 more than Frank

• Marissa has half as much as Frank

If Laura is 50 years old, how old is Mateline?

• 25 years

• 20 years

• 35 years

• 30 years

How many apps does Brailen have if Carly has 90 apps?

• 45 apps

• 50 apps

• 30 apps

• 15 apps

What is Lance's speed on flat roads if his downhill speed is 60 mph?

• 15 mph

• 20 mph

• 25 mph

• 10 mph

How much slower is Lance's uphill speed compared to his flat road speed?

• 5 mph

• 8 mph

• 10 mph

• 12 mph

If Lance's downhill speed is four times his flat road speed, what is his flat road speed?

• 20 mph

• 10 mph

• 12 mph

• 15 mph