Ch 1 Number Concepts

Which answer choice shows the number 87 in another way? 

• 8 tens 
• 80 + 7 
• 70 + 8 
• 80 tens and 7 ones

Which is another way to write the number seventy-six?

• 7 tens and 6 ones
• 70+60
• seventy tens and sixty ones
• 70 tens and 6 ones

What is another way to show the number? 

• 40 + 19
• 58
• 5 tens and 10 ones
• 49

Which group list all even numbers?

• 24
  25
  26
  27
  28
• 45
  37
  49
  27
• 72
  96
  108
  24
  66
• 73
  54
  92
  84
  75

What is the value of the red digit?
57

• 50
• 5
• 5 hundreds
• 5 tenths

Which is expanded form of the number 85?

• 8 tens and 5 ones
• 70 + 15
• eighty-five
• 80 + 5

Which group of numbers show counting by tens?

• 21, 22, 23, 24, 25

• 25, 30, 35, 40, 45

• 10, 20, 30, 40, 50

• 76, 75, 74, 73, 72

• 4 Tens 
  4 Ones
• 4 Tens
  2 Ones
• 2 Tens
  2 ones
• 2 Tens
  4 Ones

Tags

CCSS.2.NBT.A.1

CCSS.2.NBT.B.5

CCSS.2.NBT.B.6

What teen number is shown on this frame?

• 12

• 18

• 16

• 17

Tags

CCSS.1.NBT.B.2

Which group of numbers show counting by hundreds?

• 85, 90, 95, 100, 105

• 300, 400, 500, 600, 700

• 110, 120, 130, 140, 150

• 145, 155, 165, 175, 185