Solving Integer Word Problems: Multiplication and Division Strategies

The video tutorial covers solving word problems involving multiplying and dividing integers using the BEST method. It includes examples such as calculating average temperature change, determining starting water levels, calculating points in a dice game, and finding wrong answers in a trivia game. The lesson emphasizes boxing keywords, eliminating unnecessary information, strategizing, totaling, and restating the solution.

What does the 'E' in the BEST method stand for?

• Eliminate

• Evaluate

• Examine

• Estimate

Tags

CCSS.7.EE.B.3

If the temperature dropped 9 degrees in 3 days, what was the average daily change?

• -3 degrees

• -2 degrees

• -1 degree

• -4 degrees

Tags

CCSS.2.OA.A.1

In the first example, what strategy was used to solve the problem?

• Drawing a picture

• Making a table

• Using a number line

• Working backwards

Tags

CCSS.7.NS.A.3

If a river is 15 feet below sea level and drops 3 feet per hour for 5 hours, where did it start?

• 15 feet

• 10 feet

• 5 feet

• 0 feet

Tags

CCSS.1.OA.A.1

In the second example, what strategy was used to determine the starting water level?

• Working backwards

• Making a table

• Drawing a picture

• Using a number line

Tags

CCSS.3.OA.A.3

How many points do you get for rolling an even die in the game example?

• 3 points

• 2 points

• 1 point

• 4 points

Tags

CCSS.7.EE.B.3

If Ella rolled 2 even and 3 odd dice, what would her total points be?

• -3 points

• -5 points

• -4 points

• -2 points

Tags

CCSS.1.OA.A.1

In the game example, what strategy was used to calculate the points?

• Using a number line

• Drawing a picture

• Making a table

• Working backwards

Tags

CCSS.7.NS.A.2A

CCSS.7.NS.A.2B

If Jeff's score is -36 and each wrong answer is worth -6 points, how many questions did he get wrong?

• 4

• 5

• 6

• 7

Tags

CCSS.3.OA.D.8

In the trivia game example, what strategy was used to find the number of wrong answers?

• Using a number line

• Drawing a picture

• Working backwards

• Making a table

Tags

CCSS.3.OA.D.8