Exploring Tape Diagrams and Equations

What is the main focus of Unit 7?

• Measurement and data

• Fractions and decimals

• Tape diagrams and equations

• Geometry and shapes

Which equation does the tape diagram with a length of 10 represent?

• 4 x 3 = 12

• 4 + 3 = 7

• 5 x 2 = 10

• 2 + 5 = 7

How can you find the length of a tape diagram?

• By multiplying the number of boxes by the value inside each box

• By adding the numbers inside the boxes

• By subtracting the smallest number from the largest number

• By counting the number of boxes

In the equation 4 + 3 = 7, which side of the tape diagram is larger?

• There is no difference

• The right side

• The left side

• Both sides are equal

What does the Big Dot in the equation 4 Big Dot 3 = 12 represent?

• Subtraction

• Division

• Addition

• Multiplication

What is the total value in the tape diagram with four repeats of 3?

• 7

• 10

• 12

• 15

Which tape diagram matches the equation 4 + x = 12?

• Neither diagram

• Diagram B

• Diagram A

• Both diagrams

Which equation matches the tape diagram with four equal parts summing to 12?

• 4 + x = 12

• 12 - 4 = x

• 4 x x = 12

• 12 / 4 = x

How can you tell if a tape diagram represents multiplication?

• It has a plus sign

• It has equal parts

• It has a minus sign

• It has different sized parts

What is the value of x in the equation 12 - 4 = x?

• 6

• 4

• 8

• 10