Exploring Tape Diagrams in Repeated Addition

What is the purpose of using arrays in second grade math?

• To prepare for learning division

• To understand subtraction better

• To prepare for learning multiplication

• To improve reading skills

Tags

CCSS.4.NBT.B.5

How many total objects are there in four groups of four?

• 12

• 20

• 16

• 8

Tags

CCSS.2.OA.C.3

What visual tool is introduced as an alternative to arrays?

• Number lines

• Pie charts

• Bar graphs

• Tape diagrams

Tags

CCSS.4.NBT.B.5

In a tape diagram, if you have five groups of four, how many do you have in total?

• 15

• 9

• 25

• 20

Tags

CCSS.2.OA.C.4

How many groups of three are there in the example given?

• Three

• Six

• Four

• Five

Tags

CCSS.2.OA.C.3

What is the total when you add six groups of three using repeated addition?

• 21

• 18

• 15

• 12

Tags

CCSS.2.OA.C.4

What method does Miss Hazel suggest to solve the tape diagram without using number bonds?

• Multiplication

• Division

• Subtraction

• Repeated addition

Tags

CCSS.2.OA.A.1

How many objects are in four groups of two?

• 6

• 4

• 8

• 10

Tags

CCSS.2.OA.C.3

What online tools are suggested for further practice?

• None of the above

• YouTube, Google Classroom

• Khan Academy, Coursera

• I ready, ST Math, Extra Math

Tags

CCSS.1.OA.A.1

What is the main mathematical concept being prepared for through these exercises?

• Division

• Multiplication

• Addition

• Subtraction

Tags

CCSS.7.NS.A.3